What is Gmac?
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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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Doing a dude from behind in a barn and as you cum, your friend jumps out of a stall and punches a horse in the teeth.
The other night i..