ain't is the definition of things that "ain't cool" "ain't chill" "ain't fun" etc,

anything or anyone considered unpopular is often described simply as "ain't"

instead of longer sentences,

making people sound incredibly white trash and/or stupid

also often heard as "ain't shit"
Hey man, you see george whereing those sandals?

Yeah man, he ain't.

yeah i know, he ain't shit!
by you.aint.shit November 4, 2011
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Country slang for when people feel that using isn't or won't is too proper
" It ain't going to be here until 5:00"
by grammar police (not) December 29, 2016
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There are no children present, which means that I am going to loosen my tie, order a tasty beverage, and engage in liberal use of the vernacular with my colleagues.
Dude, you need to calm down.

Ain't no kids! I'm on break and tonight I gets ridiculous!
by Sumo Joe February 8, 2011
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When someone takes a simple statement and over-analyzes it.
Person 1: Wow you look great today
Person 2: So I didn't look great yesterday?
Person 1: Chill... It ain't that deep
by Stewy100 February 1, 2017
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Describing one as if they are nothing
And_You_Hype on Twitter ain't shit.
by IAintShit_Yet May 2, 2016
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