Biff

To strike or blow.

If you don't shut the hell up, I am going to biff you in the face.

by Biffmaster August 2, 2011

Biff

An online genderless Twitter personality famous for their off-the-wall banter and good will.

Did you favorite @Biff_1ras most recent tweet? They are hilarious!

by Firegurl May 29, 2015

biff

a womans naughty area aka pussy, fanny and so on

To girl: Show us ya biff!!!

Dude i slip her one in the biff last nite

by Gibb, The one and only November 11, 2006

Biff

A really fuckin' stupid person.

That kid we met earlier, was he mentally retarted or was he just Biff?

by Joseph Poon August 22, 2003

Biff

Just another word for a nasty rip-roaring good old fashioned fart.

Dude, did you just biff in my car?!

by The Biffmaster October 24, 2012

biffs

another term for best friends, or bffs.

Me and Kylie are biffs for life

by leah_9624 January 11, 2008

Biff

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.

by LassJessie September 9, 2012