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a young man who is very unkind, unnatractive, and so forth. you may also be debating his sexual orientation at the time. sometimes called a 'beeschwan'.
A CONVERSATION... let's call our buttpeen "BRIAN"
BRIAN : Hey Sugar Lips.
BOY : WTF?!
PASSING GIRL : Dudee, what a buttpeen.
by Gretel VonShucks February 13, 2007
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