What is Gmac?
1.
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.
I can't believe Tom pulled that test grade out of his ass -- that was a total GMac.
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Random Words:
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Droppin' a bomb(DOWN-B) onto a character in Super smash brothers using Samus
"Ohhhhhh shit son Droppin' a Duece on yo as..