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That kid we met earlier, was he mentally retarted or was he just Biff?
Biff by Joseph Poon August 22, 2003
Just another word for a nasty rip-roaring good old fashioned fart.
Dude, did you just biff in my car?!
Biff by The Biffmaster October 24, 2012
A word short for "Bitch-face." Usually used when someone is being whiny or just plain dumb.
Man, Trey was being such a Biff when he kept complaining about not getting a bed to himself at the hotel.
Biff by LassJessie September 9, 2012
To lob, throw or transport an object to a location.
Gat - "Biff the grenade over there for a primo frag!"
biff by GatQuotes December 30, 2011
Word of Irish Gaelic origin; an insult. Use this handy acronym to remember the meaning:

B ig
I ignorant
F at
F ucker
Man, Miguel Caron is such a biff. I hate him.
biff by The Zebu January 25, 2004
noun:
1. A bestie, best friend
originally derived from the common acronym BFF: best friend forever
When said out loud, is pronounced like "biff"
Taytay and Alec are always together. They're like biffs.
biff by michthebitch September 10, 2009
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