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

by mookiesue February 19, 2009
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