What Does ISTG Mean in Text?

One of the newest teen slang acronyms is ISTG. The conversation may take on new meaning if you understand what it means or how to interpret it. Here’s what ISTG means in text and how to use it.

What does ISTG mean?

ISTG means “I Swear To God”. ISTG is used to express frustration or annoyance at something or to show emphasis on a statement.

It may sound like a new term to some, but this one is very familiar to social media users.


It’s a widely used acronym in text messaging and online chatting on social networking sites. People prefer to use this phrase since it’s closer to another popular phrase OMG or Oh My God.

For regular conversation, most people use habitual slangs like “hbd”, “rofl”, “tc”, “gn” etc. But gradually, everyone starts shortening the sentences and using abbreviations. Especially, young adults nowadays prefer the trend of using short forms in the text.

What does ISTG stand for in Urban Dictionary?

If you check the true meaning of ISTG in the Urban dictionary, it stands for “I Swear To God”. The word is used to express yourself for being honest about something.

How to use ISTG in Text

ISTG is a popular acronym and can be used to express different meanings.

ISTG can also be used to emphasize your statement to convince someone about something. This slang is like proof of truthness about what you said and shows your emotional sincerity.

Let’s look at the examples of how to use ISTG in text.

Example 1.

ISTG I saw a giant snake last night in our lake.

Here, ISTG has been used to convince the other person that you’re telling truth when they don’t believe you about something that you know or see.

Example 2.

If you don’t stop, ISTG, I’ll punch you in the face.

ISTG can also be used to indicate a general warning or threat so that the other person takes you seriously and stops doing something you don’t like.

Example 3.

ISTG. I’ll finish the project by tomorrow.

ISTG can even be used to promise someone about something so that the other person can trust your words.  

Where you can’t use ISTG?

You can’t use ISTG formally or professionally to complicated or add seriousness into your sentences.

You also can’t use ISTG in front of spiritual or religious people since it may offend them and create unwanted issues.

Hopefully, you’ve got an idea about the ISTG. So, from now, you can also start using this slang while texting your friends.