1 definition by Nate-Skeez Yee

To form a cup with your hand to contain your own fart then to take the same cup to another's face and mouth so as to force their inhalation of your fart while it is still fresh.
"Angela gave me a nasty fart cup last night after we ate chili."
by Nate-Skeez Yee November 11, 2007
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