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2.
a term used to describe something that is awesome, amazing, bad ass, etc
Damn, them shoes is bamfin!

by mookiesue February 19, 2009
 
1.
The verb form of the acronyn of BAMF ( which stands for Bad ass mother fucker)
Shawn: How was your weekend.

Dave: went to Canada.

Shawn: how was it?

Dave: It was BAMFin.
by Eve Tsobst July 01, 2009