a can of whoop-ass

a can of whoop-ass

rude slang An instance of physical violence (against someone). Usually used in a jocular or pseudo-serious threat. If that punk doesn't shut up soon, I'm gonna have to go over there and give him a can whoop-ass! Don't make me open a can of whoop ass on y'all.
See also: can, of
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
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