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A competition where each person competes to see who can fit the largest fruit they can fit up their anus. The prize usually involves being allowed to eat all of the "used" fruit.
George:" So, are you competing in the fitha next week?

Justin Beiber: " Yeah bro, im gonna grab the pineapple and shove it up there real hard".
by fithaman123 November 23, 2012
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