Mainly used as a way to prove your innocence. It is almost the same as saying "didn't" but instead it's for criminal stuff.
I swear officer! I nign't steal that pepsi can.
Hey bro! You nign't smoke weed last night, nign't you?
Hey bro! You nign't smoke weed last night, nign't you?
by TOTOdaKing March 13, 2022
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