Named after the short but tenacious Syracuse point guard Gerry McNamara, a GMac is any inprobable clutch or momentous action a person pulls off, usually at the last second.
by tmck1352 December 12, 2006
a gaysha person who wishes he was chris brown. has a chode, has small arms, and has no game at all. only gets guys, not girls. gives blumpkins, and loves to give an alabama hot pocket.
by gaysha123456789 March 31, 2010