No cap basically mean that their not lying or capping like they did something.
Sometimes ppl write it like this🙅🏽 ♀️🧢or 🚫🧢 different ways

Usually means No lie. Someone usually uses this after saying an unbelievable statement or asking a serious question.

No lie, On God, a definition of telling the truth. Basically no flex.

Slang To not lie or to be telling the truth.

It means usually, “for real”, “On God” , “No Flex”. Basically, it is to describe something of exponential magnitude to a person. Normally used to describe jewelry that costs hundreds of thousands of dollars, a new rarri you bought off the lot, or something you can obtain with ease and if isn’t nothing to someone like you.

No Lie , On god, a form of telling the truth when someone doesnt believe you

No cap usually refers to the phrase "no lie"