fat ass

(redirected from a fat-ass)
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fat ass

1. rude slang A large buttocks. What? I think her fat ass is sexy.
2. offensive slang A derogatory term for someone who is fat or obese. Often spelled as one word. You can't have a skinny dude play Santa—you need a fatass for that.
See also: ass, fat

fat-ass

verb
References in periodicals archive ?
My favorite board was a Duane Peters model; it was a fat-ass tank with routed out ridges in the bottom that I used to conquer Upland with.
You spot those chicks and you get out there on a big-ass slalom ski and Barry charges right past and I got the rope in one hand and a fat-ass tall can of Bud in the other and then WOOSH!