When you give absolutely zero cares
Dude 1: "Dude, you just broke my South America topography map"

Chad: "ain't care"
by cadenski December 29, 2018
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Literally just redneck slang for "don't care"
guy: dude! Stop, you're bout to run into that person's mailbox!
Dude: *hits mailbox* AIN'T CARE.

guy: did you really just make a 5 on your Spanish test? How in the hell..
Dude: *throws paper in trash* Ain't care.
by caytlxn June 10, 2016
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A phrase you say when someone says something that no body cares about or you just want to shut down because you wish for their pathetic mouths to be shut.
Logan: Your so stupid Matt.

Matt: So ain't no body care!
by LongShlong November 3, 2020
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