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When you are dancing with a girl, and you get a semi-erection. For the rest of the dancing you are "bumping" her with your semi.
Damn, that girl is such a slutty dancer, halfway through the song I couldn't help but do the buffalo bump.
by Frat-tastic Fred January 26, 2011
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Apr 21 Word of the Day
I've been jabbed
by Francesco II March 20, 2021
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