Grundle; The Grundle Game

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

grundle game

Referring to the potency of an individual's grundle at any given point. Grundle game is produced, and at it's peak, after a sweaty workout with da boyz.

Bruh, I was reppin some mad grundle game after that workout this morning.

by Furdaboyz June 15, 2017