Top Definition
GBAF- Get Big As Fuck. The act of going to the gym every damn day while your friends hate on you for having what they wish they had. Getting your swell on.
see that guy? He has no friends cause all he does is GBAF.
by DKforshesay March 07, 2011
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.