A slut with a nice butt. Usually likes to show off her butt.
Two guys see a hot girl at the beach wearing a two-piece bikini. As she walks past them, they notice that her bikini bottoms are a g-string with her ass on full display.
Guy 1: "God damn... Check out the ass on that girl!"
Guy 2: "Now THAT is one fine buttslut!"
Guy 1: "God bless whoever invented butt floss bikinis!"
Guy 2: "Amen brother!"
by Waterbreath October 21, 2021
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basicaly, a slut, who either lives in a butt, or likes up the butt. can refer to homesexuals.

related to slut and skank
A. Yeah, that buttslut smells like arse. Probably because she lives in one.
B. Damn, bitch, you like it up the rear, just like my old buttslut.
C. Buttslut is another cool word for skank. :O
by kiwiskill February 25, 2006
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A girl so desperate to preserve her precious virginity that she will take it anally as opposed to normal vaginal sex.
Ewwww, what a prude/dirty buttslut.
by icantthinkofacreativename July 19, 2008
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An individual that on multiple occasions has overly enjoyed receiving penetration through the sphincter and into the anal cavity.
"Dude's been a buttslut for a while now, he came out in high school"

"I'm still a virgin, I only get it in the butt, I guess I'm a buttslut"

"What what, in the buttslut"
by nodoitgang May 18, 2008
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One who thoroughly enjoys anal. Who can't control themselves. One who boof's.
"Have you heard anything about Andre lately?"

"Yeah I guess he can't stop boofing. He's become a real buttslut."
by deviantation June 6, 2016
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One who enjoys being sodomized with great pleasure.
Rick " you and that guy Nicky would make a great couple".

John " what is his preference in bed".

Rick " he's a total buttslut".
by BabyShaker9191 July 31, 2009
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A derogitory term for homosexual males.

It is also a common insult to girls, whom are usually sleezy or loose.
Guy: That girl is a total buttslut.
Other Guy: Dude, that GUY is a freakin' buttslut!
by Lady Hailey June 19, 2007
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