Biff

To accidentally exhale when taking a hit from a bong or marijuana pipe, causing the weed to fly out of the device.

Dude, you biffed it! Now we gotta pack it again and there's a burn mark in the carpet. Good one, asshole!

by John October 12, 2003

Biff

In short, a dick fart. The male version of a queef. Although this is physically imposable, it is a hilarious concept. Used as a derogatory term.

If you don't think this word is funny, your a biff.

by Bazooka Jay September 27, 2009

Biff

Derogatory term for a practitioner of Brazilian Jiu Jitsu / Submission Wrestling who relies on brute strength rather than technique or uses dirty tactics to achieve victory. (n)

"Man, I just sparred that new guy in the black gi and he nearly tore my fucking ear off, what a biff!"

by monkey puzzle January 10, 2010

Biff

Weird cool also used to describe someones white guy afro

dude rollercoaster tycoon is so biff

by Luke rfdshgfdjhhgjk March 16, 2008

Biff

Extended word that stands for butt-fuck (BF)

Tom biffed his boyfriend Mark in the shed.

by Bonogal July 11, 2008

Biff

Somebody who can't carry a firearm and spoils it for the rest of us.

"I can't beleive you failed your range day! Get back on foot patrol Biff!"

by narmasmith August 16, 2008

Biff

to smoke tobacco / cigarettes

Look At That Kid

Reckon he'll lend us a biff?

by <> January 02, 2009