bull mother fucking shit
"hey go jump off the bridge"

"BMFS I will"
by Mer Shea August 21, 2005
Bad Mother Fucka.

Used FIRST by Samuel L. Jackson in the movie Pulp Fiction, Not by Dane Cook
John McClain is a B.M.F
by ckelly December 28, 2008
Broke my fucking scale
Omg you bmfs
by Chyna_56 November 29, 2014
Burn Marijuana Frequently. A way for stoners to recognize other stoners.
"You BMF?" (Burn Marijuana Frequently)

Can also be used as a "stand-a-lone". BMF
by Fz January 01, 2014
Acronym for "Bad Mother Fucker". Used in special situation were one feels extremely confident or in some cases just plain bad ass.
Frank: Did you really enlisted in the MARINES?!

Bob: Hell yeah, I'm a BMF!
by RP2012 June 23, 2011
Boomer Mother Fucking Sooner.

This expression signals your allegiance to the greatest college football program on the planet: the Oklahoma Sooners.

"It's gameday, y'all; BMFS!!"
by Robert Stoops I September 14, 2014
When you are friends with only one person from mexico
That person is your Best Mexican Friend
That chico is my BMF
by B dub April 01, 2012

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