Simply put, “ISTG” stands for “ I swear to God . What does ISTFG mean? This page is about the various possible meanings of the acronym, abbreviation, shorthand or slang term: ISTFG. ”. It can be used as an exclamation, where users are expressing disbelief or shock. In summary, ISTG is an acronym widely used in informal online communication. For example: What does ISTG mean? ISTG is an acronym that means I swear to God. The ISTG acronym is commonly used in response to a person who doubts something that you said. ISTG Meaning= ThreatUse Cases & Examples. More violent then just I Swear To God Learn what ISTG means in this quick and easy guide! Find out what the abbreviation stands for and how to use it in real life with this simple explanation. ISTG and OMG can also be used interchangeably often. OTP meaning: one true pairing (a couple that fans prefer to all other. Chronic Obstructive Pulmonary Disease D. On the internet, there’s a lot of jargon and abbreviations that often confuse even the most seasoned internet user. Meaning. ISTG Meaning= Threat Use Cases & Examples. ABC means asking another player (or telling another player you’re ready) to make an offer, trade or perform a task in Roblox, such as roleplaying in a game. By using “ISTG,” individuals can emphasize the sincerity or truthfulness of their statements, especially when sharing surprising facts or. In summary, ISTG is an acronym widely used in informal online communication. The ISTG definition includes a short acronym for a phrase that reads as ‘I Swear To God’. Essentially, ISTG is a shortcut way of saying "I. Throughout the years, a variety of terms have arisen which make it easier to communicate online. This initialism should be avoided in professional situations or in conversing with someone who is religious. ISTG is commonly used in text messages and other social media conversations as a way to emphasize the truth or sincerity of a statement. Gunna explained that the ‘P’ stands for ‘player,’ although it can also stand for. GTFO can be used to express disbelief or displeasure. It can be written in both lowercase “istg” and capital “ISTG” letters. Further Reading: What Does NFS Mean: Here Is All-inclusive Information You Need to Know. What Does ISTG Mean? ISTG is an acronym that stands for “I Swear to God”. If you see someone using ISTG when texting, they’re probably emphasizing how serious they are about something. One of the known acronyms is “ISTG” or “istg”. -ISTG that was the best pizza ever! -I put your racket back in your duffle bag istg. suggest new definition. What Does Istg Mean In Text? I swear to God ISTG means “I swear to God. But while the slang term ISTG is harmless, other teenage slang terms could indicate that your teen is talking about risky behaviors or communicating with potentially dangerous people. ISTG stands for I Swear To God. STFU is an acronym that means "shut the fuck up. ISTG meaning is “I Swear To God” and is one of the most widely used acronyms in the English language. The abbreviation “ISTG” is a shorthand. ISTG is often used in informal conversations, texting, and on social media platforms. Jamie Grill / Getty. ISTG stands for “I swear to God” in texts and on social media apps. '. ISTG. It’s used to convey a deep sense of seriousness about a situation or to emphasize a point being made. I Swear to God. ”. This abbreviation is commonly used in informal conversations on various digital platforms, such as text messages,. The”I” is the person who is saying it, while”F” is an expletive “F” can be an exclamation point added to the expression. 查看翻译. The expression “I swear to God” is used for centuries and originates directly from the Old English word “swear” which means swearing. Swear to fucking god. FOMO meaning: the fear of missing out. ISTFG means “I Swear To Fing God,” a phrase used to emphasize sincerity or seriousness when making a statement. What Does “ISTG” Stand For? “ISTG” is an acronym that stands for “I Swear to God. Testify. ISTG stands for “I swear to God” and is often used on Snapchat to emphasize a point or express strong emotion. TikTok lingo is hard to keep up with. 4. Alternatively, you might say ISTG to show exasperation or frustration at something someone is telling you. – What does istg Mean in Text – ISTG is a popular online abbreviation among today’s youth. They are there for each other on the good days and the bad days. Abbreviation of I Swear To Mother Fucking God. This is only for close friends. It can also be used as an expression of sincerity, such as when a user is making a promise or expressing their. “I swear to God” is a common phrase that people use to show that they are telling the truth or to express their sincerity. Complaint Of Patient Data C. ISTFG, if you don’t stop playing your music so loudly, I’m going to lose it. "ISTG" stands for "I swear to God," an acronym usually used to express the seriousness of a situation or assure you're. ONB is an abbreviation commonly used in texting, which stands for “Oh No Baby”. Pinky promise. ATP meaning: answer the phone. ISTG is an acronym used for “I Swear To God. What Does ISTG Mean in Texts or on Social Media? ISTG means “I swear to God” in text messages and on social media platforms like TikTok, Snapchat, Twitter, Instagram, and more. I swear to fucking god. It is typically used to show appreciation of an act of kindness by a loved one. What does STG mean?U Jelly is often used to goad someone online or in-person because you possess an article that they do not have, or because you have attained some kind of gamer achievement or minor online fame. ISTFG. In a different context, “sw” can also mean “someone who. This is a common acronym that is used online, typically in text-based communication. Here’s what this multifaceted slang term means and how you may. Key Takeaways: ‘ISTG’ stands for “I Swear To God” and is commonly used in text messages and online chat. This abbreviation is typically used to express surprise, confusion, disbelief, or. By swearing to God, you make a sacred oath that most people respect more and therefore, are more. "I swear to. What does 'ISTG' mean? "ISTG" stands for "I swear to God," an acronym usually used to express the seriousness. What does ISTG mean? ISTG means “I Swear To God”. suggest new definition. HMU meaning: hit. Also, Check What Does SNM Mean In Texting? What Does ISTG Mean and How Is It Used in Real Context? The use of shortened phrases is a popular way to communicate in text messages and online conversations. The phrase “I swear to God” has been used for hundreds of years and is basically taken from the Old English word “swear” which means an oath. ”. It can be used to convey extreme seriousness, exasperation, or surprise, and is usually used outside of a serious religious context. ISTG is a slang abbreviation used in online messaging and texting that means 'I swear to God. Annoyance and Assurance Another ISTG How to Use ISTG One of the hottest internet acronyms among today's teenagers is ISTG. Like, "ISTG, if I get one more. ” This abbreviation is commonly used in informal conversations on various digital. What Does “ISTG” Stand For? “ISTG” is an acronym that stands for “I Swear to God. ISTG Meaning= Honesty or Certainty2. "I swear to God" isn't just texting slang – it's used in everyday conversations to emphasize the truth at hand. Matching search results: Since the STG meaning is often expressed fully when in a verbal conversation, the term STG should only be used in casual conversations via text or on. Its meaning is “I Swear To God,” and it is commonly used to add sincerity or emphasis to a statement. STG: You can swear to god when you are frustrated or in exacerbation. What does 'ISTG' mean? "ISTG" stands for "I swear to God," an acronym usually used to express the seriousness of a situation or assure you're not joking when sharing a surprising fact. ISTG can be used to express extreme seriousness, anger, or surprise, and is usually used outside of serious religious contexts. ILYSM means "I Love You So Much. When used in text conversations, ISTG retains its original meaning of “I swear to God. Today, I'll walk you through what ISTG means in text and other text. This expression is used to emphasize the truthfulness or seriousness of a statement. The slang abbreviation ISTG is frequently used as an interjection to express emotion or as an attestation of honesty. This initialism should be avoided in professional situations or in conversing with someone who is religious. This phrase is used to emphasize the truth of a statement or assertion. In conclusion, “ISTG” is an acronym that stands for “I swear to God. Use Cases & Examples. "I swear to. It is commonly used as an exclamation or interjection. What does 'ISTG' mean? "ISTG" stands for "I swear to God," an acronym usually used to express the seriousness of a situation or assure you're not joking when sharing a surprising fact. It is used to express frustration, anger, or disbelief. The phrase was later. Even though the phrase includes “God,” its meaning and uses aren’t considered religious. 1 definitions of ISTG. ISTG is simply an acronym that means I swear to God. ABC – This doesn’t stand for anything. . new search. ” It is commonly used in text messaging and online chat to emphasize the truth or sincerity of a statement. " ISTG is used to add emphasis to a statement (usually a promise, threat,. However, as with many other abbreviations meaning "I love you," it should not. It is used to emphasize a statement, a promise, or a claim, to express frustration, or to make a solemn vow. ”. The origin of ‘ISTG’ can be traced back to the phrase “I swear to God,” which. Let’s talk about the other meanings of this common abbreviation and find out what it means for different people in different contexts. ” Origin of ISTG. They prefer to work in traditional organisational environments, with people who take their. It is very similar to ISTFG meaning, however, there are additional letters added within the acronym. What does LFG ð mean? LFG as “let’s freaking go” has since become widespread in texts among friends as a way to excite or “hype up” one another about a particular event or situation. It is often used in informal conversations, especially when expressing frustration or disbelief. While some text codes (like brb, lol, and omg) are simple ones that parents can understand, it can be difficult for parents to understand many codes teenagers use nowadays. Since this is a very casual acronym, avoid using it in. ISTG means I swear to God. " It is an internet acronym used in online chat to express frustration, surprise, or vehement assertion. Prison gang. ISTG is an acronym used in texting, which stands for “I swear to God. Similar to “I Swear To Fucking God” istfg, in that it is an escalation of the original term “I Swear To God” istg. So, the next time you see someone using “istg” in a message or post, you’ll know exactly what they mean. Likewise, if you have ever seen the text code "ISTG" in texting and wondered what does ISTG mean in text. More violent then just I Swear To GodISTG is an acronym that is short for “I swear to God”. This is a casual phrase that many people use both online and in real life (imagine someone exclaiming “I swear to God!” when they’re frustrated or emphasizing a point). In contrast to standard text or audio messaging apps, Snapchat offers the unique ability to share fleeting live video messages that vanish as soon as they are. ” Kids often use this to express frustration or exasperation. ISTG is an abbreviation commonly used in text messaging and online communication, particularly among younger generations. ISTG Meaning. “ISTG” stands for “I swear to God,” and it’s commonly used in texting to express the seriousness of a situation or to assure someone that you’re not joking when. Social media platforms: Snapchat, Instagram, Twitter, TikTok, and more. How Is ISTG Used? Use Cases & Examples. Here's what this versatile slang term means and how you can use it in your messages and social media posts. ISTG has multiple definitions that can be used in various settings. ”. "I swear to. STG means different things to different people but its most common meaning is ‘Swear To God’. This can be seen in phrases like: “ISTG, I’m always here for you” or “ISTG, I’ll never forget what you did for me”. It's a close relative of the OMG (Oh My God). It's not typically used in a religious context. It could be used to show how excited they are or to express. This phrase is typically employed to express surprise, disbelief or concern over a given situation. ” It is often used to emphasise the truthfulness of a statement or convey the seriousness of a situation. What does OTP mean in texting? “OTP” means “one true pair/pairing,” according to Merriam-Webster. I’m beyond shocked. " ISTG is used to add emphasis to a statement (usually a promise, threat, excuse or apology), or as an interjection which expresses surprise, skepticism or exasperation (similar to OMG ("Oh My God!") ). Chronic Osteomyelitis Pathology Degree Embed Share an image of ISTFG » Click to view: Hearing impaired tip:. ”. STFG stands for Super Teacher Friends Group. This acronym often highlights the sincerity, seriousness, or exasperation of the person using it. Clear Of Patient Diagnosis B. ISTG is an acronym that means I swear to God. ” Definition: Istfg is an acronym for “I swear to f Up. This should not be used in any formal setting, no matter how informal it may seem, via social media or text. It can be used to express emotions, surprise, or sudden kind of feelings. ’. ” How to understand Texting Abbreviations!! LOL and LMAO, SMH, FFS… and all the other ISTG Meaning A short video summarzing the most common. Correct: ISTG Correct: istg Incorrect: iSTG Usage Use of the abbreviation can be found in the following places. I Swear to God. It can also be an expression of surprise or. ”. I swear to God. For example, three sample text messages using the abbreviation ISTFG could be: 1. OFC meaning: of course. -ISTG that was the best pizza ever! -I put your racket back in your duffle bag istg. ILYSM can be used to express profound affection. What does 'ISTG' mean? "ISTG" stands for "I swear to God," an acronym usually used to express the seriousness of a situation or assure you're not joking when sharing a surprising fact. I just won the jackpot on the lottery ticket I bought yesterday, ISTFG! 5. Definition of ISTG in Slang/Internet Slang. Every TikTok user's FYP. It may sound like a new term to some, but this one is very familiar to social media users. I swear to f**king god (ISTFG) is an abbreviation used to express exasperation, disbelief, or agreement. Overall, the acronym STG stands for “swear to God. So, if you ever heard OMG (O My God), another popular acronym, ISTG won’t surprise you anymore. Here's what "ISTG" means and how you can use it in your next text exchange. It is commonly. This is also very similar to. "Meaning; ISTG: I Swear to God: ISTG: Immigrant Ships Transcribers Guild: ISTG: Information Storage Technology Group (University of Twente; Netherlands) ISTG: Inter-Site Topology Generator: ISTG: Implicit State Transition Graph: ISTG: Integrated Systems Tech Group (Tampa, FL) ISTG: Innovative Science and Technology Group (est. The acronym ISTG is commonly used in text. ”. Its meaning is “I Swear To God,” and it is commonly used to add sincerity or emphasis to a statement. ISTG is an acronym that is short for “I swear to God”. The slang abbreviation ISTG is frequently used as an interjection to express emotion or as an attestation of honesty. What Does ISTG Mean In Texting? Snapchat represents a real-time multimedia communication platform that takes a step beyond traditional messaging applications. TLDR meaning: too long; didn't read. 1 definitions of ISTG. Usually, students or the young generation use this acronym. Person1: I'm so exhausted. U Jelly has become a very popular expression, and because of its viral spreading nature, it has achieved meme status. ISTG Meaning What Does “ISTG” Stand For? If you’ve ever seen “ISTG” in a text message or on social media, you might be wondering what it means. Sub the Gamer security threat group. There needs to be a TikTok user manual that includes a glossary because new abbreviations and slang words are constantly being churned out and I, a millennial, cannot keep up. ISTG stands for: I Swear To God. OFC meaning: of course. This phrase should only be used in casual conversation. FYP means For You Page. The term is primarily used to emphasize a point you’re making and can reiterate anger or annoyance. Well, fret not – I’m here to help unravel the mystery for you. It comes from the courtroom oath that traditionally said, “i swear by almighty god that the evidence i shall give shall be the truth, the whole truth, and nothing but the truth. As in, I swear that actually happened. Usually used after saying something ‘cool’. ISTG is simply an acronym that means I swear to God. ”. The abbreviation ISTG is widely used in text messaging and online chat with the meaning "I Swear To God. Use ISTG to show you’re not joking about something, or to express annoyance or frustration with something (or someone). Guarantee. You’ll find it all over the internet, from social media platforms like twitter and instagram to direct messages between friends. It can often. ISTG is an acronym that stands for ‘I Swear To God. This abbreviation is commonly used in informal conversations on various digital platforms, such as text messages, social media posts, and online forums. ISTFG. ISTFG, I can’t believe she actually said that to me. What does 'ISTG' mean? "ISTG" stands for "I swear to God," an acronym usually used to express the seriousness of a situation or assure you're not joking when sharing a surprising fact. IYKYK meaning: if you know, you know. A very dramatic phrase to be used only in exceptional circumstances. ”. You can use it to show your deep frustration, attest to the truth of something, or underline your beliefs. Promise. What does B) mean? Back when emojis weren’t a thing, ‘emoticons’ were used to add more emotions to the text. Capitalization The slang term and abbreviation “ISTG” is typically spelled in ALL CAPS or all lowercase letters. For example, if someone decides to message you with insulting comments about your hair, then you might reply with "STFU. B) used to be the symbol of a person wearing sunglasses with a smile on his face. When someone doubts something you said, using ISTG is a way to make a solemn oath that most people respect and are more likely to believe. Looking for online definition of ISTG or what ISTG stands for? ISTG is listed in the World's most authoritative dictionary of abbreviations and acronyms ISTG - What does ISTG stand for?Definition of the term. This phrase is often used on social media while making public posts or in private chats. showing only Slang/Internet Slang definitions ( show all 7 definitions) Note: We have 1 other definition for ISTG in our Acronym Attic. ISTG can be used in various contexts and can have different implications depending on the conversation. Read Also: What does CFS mean on Instagram? Common Uses for ISTG . Specifically, as internet usage is increasing daily, people. LFG meaning: let's freaking go. In simple terms, “istg” stands for “I swear to God,” a popular expression used to emphasize the truthfulness or intensity of a statement. This initialism should be avoided in professional situations or in conversing with someone who is religious. One of the main uses of ISTG is in text messages or chats, either between friends or in a. The term comes from “shipping” within fandom culture. Avoid using this abbreviation in business or professional settings because it is so casual. It could be used to define the frustration or annoyance you might have towards something or somebody. The phrase originated as a method for people to express a greater level of certainty about a statement they’re making in a conversation. The “baby” part of the phrase isn’t a literal reference to a child, and. What Does Istg Mean? The acronym ISTG stands for “I swear to God. ETA meaning: estimated time of arrival. ” Origin of ISTG. Pushin P is a popular phrase in the Bay Area and Texas that was popularized by Atlanta rapper Gunna. This phrase has a couple of variants, S2G and ISTG, and is frequently used in texting or on social media. One such popular slang on platforms like Snapchat is ‘ISTG’. Matching search results: Since the STG meaning is often expressed fully when in a verbal conversation, the term STG should only be used in casual conversations via text or on social media. For example, they might say “ISTG this homework sucks. This. This phrase can be used to swear truthfully without having to use a more serious swear word, such as the word "God". ISTG stands for "I Swear to God. You will find information about the origin and other possible meanings in all types of information on this acronym, including its. Here’s our round-up of the latest Roblox slang. ISTG is an acronym that stands for “I Swear To God”. It’s similar to the term ‘ONG. Simply put,. ISTG is short for "I swear to God. IMO meaning: in my opinion. " “ISTG” meaning over text message. The”I” is the person who is saying it, while”F” is an expletive “F” can be an exclamation point added to the expression. It is a commonly used slang expression used to emphasize that someone is telling the truth, or to add emphasis to a statement. It is commonly used in text messaging to express the seriousness of a situation or to assure that a statement is not a joke. Start the day smarter. What does 'ISTG' mean? "ISTG" stands for "I swear to God," an acronym usually used to express the seriousness of a situation or assure you're not joking when sharing a surprising fact. Get all the news you need in your inbox each morning. -ISTG that was the best pizza ever! -I put your racket back in your duffle bag istg. This expression is most likely something you've heard in ordinary conversation. The media could not be loaded, either because the server or network failed or because the format is not supported. . What Does ISTG Mean In Texting? ISTG is an acronym used for “I Swear To God. What does 'ISTG' mean? "ISTG" stands for "I swear to God," an acronym usually used to express the seriousness of a situation or assure you're not joking when sharing a surprising fact. "ISTG" stands for "I swear to God," an acronym usually used to express the seriousness of a situation or assure you're. Use Cases & Examples. ”. Specifically, as internet usage is increasing daily,. A. Istfg Meaning Is: Istfg stands for “I Swear to Fucking God. Summary: · The added I at the beginning just refers to the person that is saying this, so ISTG means “I Swear To God”. 2. What does GM mean in text from a guy?What does df mean in texting? In the realm of texting and digital messaging, “df” usually stands for “da fuq”, a slang and casual form of saying “the fuck”. Get all the news you need in your inbox each morning. The texting term ISTG, which means "I Swear To God," tells people that you really do mean what you're saying. Going deeper into its meaning, ISTG sounds quite similar to OMG ‘Oh My God!’. It is commonly employed in informal chats, videos, and posts to show seriousness and truthfulness. When someone uses ISTG, they are essentially emphasizing. What does Istg mean in text message . The phrase “I swear to God” has been used for hundreds of years and is basically taken from the Old English word “swear” which means an oath. The slang abbreviation ISTG is frequently used as an interjection to express emotion or as an attestation of honesty. It can be a powerful tool for self-motivation and encouragement. The Meaning of ISTG in Text. It's used express emotional sincerity or to seem intimidating. This is also very similar to. It is used to emphasize a statement, a promise, or a claim, to express frustration, or to make a solemn vow. ISTFG. Start the day smarter. Confused about slang like cap, HB, ATP, and more? We defined some popular TikTok acronyms for you. "I swear to. It is an acronym used to emphasize a belief in or commitment to the truth of a statement. Whenever a TikTok user opens their app, they are directed to their For You Page, which is a stream of videos that TikTok thinks that user will like. 3. It’s also like STG. HMU meaning: hit me up. It can be used to express emotions, surprise, or sudden kind of feelings. Usage: “Oh nice, you finally finished it! Welcome to the club B)” What does BB mean?What Does ISTG Mean in Texts or on Social Media? ISTG means “I swear to God” in text messages and on social media platforms like TikTok, Snapchat, Twitter, Instagram, and more. It’s also like STG. ISTG Meaning= Expression of Disbelief4. What Does ISTG Mean? Introduction. It’s an acronym that people use to express the seriousness of a situation or to emphasize that they are not joking. new search. The phrase “so what” is often used to express indifference or dismissiveness about the topic at hand. IYKYK meaning: if you know, you know. Having a parental control app on your child’s phone will give you. -ISTG that was the best pizza ever! -I put your racket back in your duffle bag istg. This is a group of teachers that are more than friends. " People use it in various places on the internet to tell someone to stop talking or as a gut reaction to something offensive or mean-spirited. You might learn your child is using this slang term by chance when a text pops up on the phone screen. 2. Expand Your Lexicon: Discover 5+ Similar Words for ISTFG When it comes to texting, understanding similar. ISTG Meaning. ”. It’s a direct and sometimes blunt way of communicating that the information just shared doesn’t impress, affect, or matter to the person asking “so what. Usually, students or the young generation use this acronym. TLDR meaning: too long; didn't read. In texting lingo, “istg” simply stands for “I Swear To God”. Origin of ISTG. Some of these words and acronyms are used on other video games and social media platforms too. Further Reading: What Does NFS Mean: Here Is All-inclusive Information You Need to Know. It’s a widely used acronym in text messaging and online chatting on social networking sites. So, if you ever heard OMG (O My God), another popular acronym, ISTG won’t surprise you anymore. It is a reference to swearing or commitment to God that is not something to take lightly as it is a risk that the person who is saying it could be punished in the event of lying. ISTJ types like to have clear goals and realistic deadlines, and to work with factual data to solve problems and monitor progress. The abbreviation ISTG is widely used in text messaging and online chat with the meaning "I Swear To God. ETA meaning: estimated time of arrival. The slang abbreviation ISTG is frequently used as an interjection to express emotion or as an attestation of honesty. This initialism should be avoided in professional situations or in conversing with someone who is religious. ISTFG means “I Swear To Fing God” and is typically used in informal texting to express frustration or disbelief. Likewise, if you have ever seen the text code "ISTG" in texting and wondered what does ISTG mean in text. ISTG. It’s often used as an exclamation or a way to emphasize something and can be written in lower or upper case letters. While the presence of the word “God” might indicate some religious connotation, it’s not a religious term at all. Summary: · The added I at the beginning just refers to the person that is saying this, so ISTG means “I Swear To God”. What Does ISTG Mean? In internet chatting and text messaging, the acronym “istg” actually means the phrase “I swear to God. What does ISTG mean in the text? Ans. While it may seem like a phrase that you would use in casual conversation, it can be so much more than that. ISTG Meaning= Threat3. While some text codes (like brb, lol, and omg) are simple ones that parents can understand, it can be difficult for parents to understand many codes teenagers use nowadays. It represents an empathetic or mildly shocked response to unexpected news or events. What Does ISTG Mean? In internet chatting and text messaging, the acronym “istg” actually means the phrase “I swear to God. Page ContentsWhat Is ISTG Meaning1. It stands for “I swear to God. This phrase is often used to express frustration or exasperation with a situation or to emphasize the sincerity of a statement. 2006)Texting with friends is the best way to use this term. I swear to fucking god. It is very similar to ISTFG meaning, however, there are additional letters added within the acronym. ISTG is an internet slang initialism that conveys earnestness, annoyance, or surprise. It can be used to convey sincerity, make promises, express annoyance, and more. ISTFG. Today, I'll walk you through what ISTG means in text. It is an expression used to emphasize the truthfulness or sincerity of a statement. Definition of ISTG in Slang/Internet Slang. ”. Do you know what ISTG means in a text message? Watch this video to find out when to use ISTG in a text message and what it means!What Does “ISTG” Stand For? “ISTG” is an acronym that stands for “I Swear to God. It is a stronger version of the phrase “I swear”. showing only Slang/Internet Slang definitions ( show all 7 definitions) Note: We have 1 other definition for ISTG in our Acronym Attic. ISTG stands for “I swear to God. Use ISTG to show you’re not joking about something, or to express annoyance or frustration with something (or someone). What does istg mean in text. ISTG Meaning. It can be used to convey extreme seriousness, exasperation, or surprise, and is usually used outside of a serious religious. Meaning. " The abbreviation ILYSM is used with the meaning "I Love You So Much" as an expression of affection. While the presence of the word “God” might indicate some religious connotation, it’s not a religious term at all. ISTG Unveiled: Introduction to the Slang. ISTG is used to express frustration or annoyance at something or to show emphasis on a statement. ISTG=Make a PromiseWhat Is ISTG Meaning in SlangIstg Slang Usage (Examples and Use Cases)ISTG Meaning on TikTokISTG Meaning SnapchatFAQs on ISTG Meaning1.