look up any word, like pussy:
 
8.
FMB
"furrow my brows" when something is completely wrong or you are confused about something.
--Hey dude, I just downloaded the new one direction album, their music actually isn't that bad.

-- no, dude it is actually a piece of shit, fmb
by brows4brows March 20, 2014
0 1
 
9.
Fuck My Board Scores
I just bought Starcraft 2. FMBS.
by JAB-OMS2 August 02, 2010
4 8
 
10.
FMB
Probably the douchiest fucking way to say "fill my bong" or "filling my bong" on the face of the Earth.
excuse me my nigga as i FMB
by xxyyxx July 14, 2011
13 33
 
11.
FMB
1. F*ck My Bracket.

2. A way to describe how messed up your NCAA Tournament Bracket is.
FMB! This tournament is jive though!
by NCAATourneyGuy22 March 22, 2010
31 57
 
12.
see also, CFMBs
by gatch February 26, 2003
9 35
 
13.
FMB
fuck my beard.
used as a pick up line for sad people with big facial hair
"hey sexy lady, fmb"
by ernieW March 27, 2010
15 44
 
14.
FMB
Fuck My Brain
Aaaarrrggghhh!! FMB!! I can't get that song by blah blah out of my head!
by Dr Watson October 10, 2010
16 46