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To inflitrate into the core system of the anus or butt.
To hack a butt is to get into Brad Pitts anus.
by Sam Bannister February 01, 2007
hack a butt is what dumbasses use 2 say smoking a cigarette
Hack A Butt
natt: phil u hack now?
phil: wtf r u talking about dumbass?
natt: u smoke?
phil: oh i thought u were saying i hack in cs, i was like wtf no i dont wanna get banned
natt: *is puzzzled*
phil: dumbass
by julian the narc October 17, 2006