by SlowForward88 October 11, 2020

The act of applying speed glide anti chafing deodorant stick to the area located between the testicles, anus, and bilateral thigh area to avoid severe chaffing from prolonged friction
bob : Holy shit I just ran 5 miles and my asshole, taint, grundle, and thighs are bleeding!!
John: Well, you need to butter the grundle before exercising you dumbshit
John: Well, you need to butter the grundle before exercising you dumbshit
by Giggle berry June 18, 2014

A sexual deviant that suffers from a taint fetish and when engaged in sexual activity, latches hold and spends an inordinate amount of time stimulating the grundle area of their partner.
I'm not going out with Carl again. All I wanted was a little oral action when we got home and he turned out to be a Grundle Leech.
by Eaton Holgoode January 4, 2016

An iritated scratch worthy gooch. Mainly aquired from poor personal hygiene, and/or unprotected sexual intercourse with a dirty, unbathed, disease infested female.
by JerzeyJBoi June 12, 2018

When crap and lint is entangled in butt hair and crap, hair and lint all clumped together fall on the floor while wiping.
by Hak44 August 23, 2009

after taking his face out of ferman's ass, kenny quickly realized it was smeared with grundle sauce.
by beastiality December 28, 2005

by annonymouss D January 19, 2010
