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n: a person who falls hard ALL the time. The greatest master of all biffs known to man kind. Someone that falls so hard that it even makes you feel the pain.

see also: biff,biffs,biffed
Devon: HAH! Did you see Howard biff when he did that triple flip kick for the hacky sac?

Damien: yeah what a fucking kid eh? He does those tricks all the time and ALWAYS falls.

Christine: Yeah he fucking biffed sooooooo hard... We should call him Biff Master Flex.

by ae123456 January 15, 2009
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