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Big Sweaty Black Man (BSBM)- basically a large male African American who perspirates excessively

Samcobra: Wow, that guy is such a BSBM
Friend: yea, man!
BSBM: *comes kicks our asses*
Samcobra: holy shit, I just got my ass kicked by a BSBM!
by samcobra June 10, 2006
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