Accronym: Boo Motha Fuckin Boo
She's walking like she has a stick up her ass. BMFB!!!

Her hair looks like she got electrocuted. BMFB!!!
by bmj05 May 26, 2011
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Yo, look at that ass, shes totally a BMFB chick.
by Jorge Fonseca February 9, 2005
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Accronym: BITE ME FAN BOY!
<bob> STFU
<Joe> BMFB
by yoshio November 18, 2004
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burn mofo, burn!

Shorthand for expressing frustration, and disgust over something, or someone's actions.
After the 4th round of interviews you are told:
- We'll keep in touch.

So, naturally, you think to yourself:
- WTF! You've wasted time for this? BMFB!
by oceanbreeze29 March 4, 2010
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Person 1 “Dude, Michael is a dick
Person 2 “yeah he’s a BMFB”
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