flexin nuts 

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."

flexin nuts by jssc9091 March 13, 2009

flexing-nuts

when one tries to overcompensate from a position of power or weakness. Typically acting unnecessarily tough, invoking threats of non-fatal violence like punching, pushing and personal space invasion. The later being the favorite of the office nut-flexer in which deals, leads and projects are reassigned based on juvenile bullying tactics.

"Yo how come my order didn't deliver today?"

"Because another customer called up and started flexing-nuts"

"What?"

"Yeah he came to the factory and tried to fight my boss"

flexing-nuts by georgelasealva January 24, 2016