Top Definition
to go out of your way for a friend or family despite not wanting to in the first place. can also mean to beg for something.
"dude come on just do this one thing for me seriously im flexin nuts!" or "ive been flexin nuts for you all week man and i manged to get you an interview."
by jssc9091 March 13, 2009
5 Words related to flexin nuts

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