Top Definition
1. A quick masturbation session, or quick sex. Or a statement that one is busy, but only for a short period of time. Can also be used to refer to a third party's where-abouts in a joking manner.
"Got caught having a quick biff this morning"

"She told me to meet her in the bathroom. A quick biff later and im back at my desk working."

"Whats up?" "Quick Biff" or "Brb, quick biff."

"Where did Ben go?" "I dunno...quick biff?" "hahaha"
by RobberCrook June 02, 2009

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt