Aside from the obvious, a butt slut is also a person who will smoke the last drag of any cigeratte that is not their own.

Usually hated by nicotine addicts world wide
Paddy: "hey man, can i be a butt slut?" *take cigarette and smokes last drag*
by stoz June 26, 2006
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A homosexual male with frequent tendencies to sit and rotate, on top of another homosexual male of course.
Dave is not a butt slut, he has only slept with 4 guys in a month. Thats not bad!!!
by Wouldnt You Like To Know November 13, 2002
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when a fag walks to his street corner everyday and sells his asshole to older men
when Alex tapley gets double penatrated by the entire retirement home and that is a butt slut
by akmadd hullu August 31, 2010
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noun.Gay guy who is basicly a whore, and fucks other gay guys.
Damn! all these butt sluts tryin' to anal-fuck me!
by 'cos January 1, 2005
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some ugly anorexic chick who wants to get fucked in the ass all day long by her boyfriend... who gets other girls pregnant. usually these people eventually get aids and die. or so we hope.
ashley gets fucked in the ass by her boyfriend josh all day long. JOSH is a manslut and gets other girls pregnant. now josh has aids and ashley doesnt know. also, ashley has been fucked in the ass so many times that she has a lose butt hole! this makes ashley a butt slut.
by VANILLA FACE FUCKER. April 18, 2007
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chick who wana get it up da asss
ashley gets fucked in the ass by josh all the time. this makes her a butt slut. now ashley had a lose butt hole.
by VANILLA FACE FUCKER. April 19, 2007
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when woman is hot but when she gets naked all you find is that she has a loose pussy ,a greasy asshole and stinks soo bad that you cant even bone her
I was hungry but I puked on the way down, go wash your ass you dirty butt slut
by Doug January 23, 2005
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