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1.
1. Wrinkley Crinkley upside-down valley of skin, containing hair, between the cooter thing and little anal guy.
2. The Grundle Game; the act of randomly punching people's grundles;
Grundle Punching.
Eric Johnson and I punch each other's grundles, and share a mutual love and bond; Sometimes we play "Crotchball" and have to ice our grundles.
by Playa Seventh April 11, 2004