Grundle (Aka-Trundle) being the area between your balls and your asshole.
Butter being...butter
Grundle Butter is greasy Sweat that gathers in the Grundle region, Semi-transparent in color with a refreshing odor.
SFM-Trundle Butter
Butter being...butter
Grundle Butter is greasy Sweat that gathers in the Grundle region, Semi-transparent in color with a refreshing odor.
SFM-Trundle Butter
by XPR November 30, 2004

baby powder, gold bond, or anything us guys spray on our nuts to keep them from sticking to our legs.
by chadwick May 13, 2005

The act of cleaning the hair between the butthole and ballsack by running it through ones teeth repeatedly.
by Ranchgirls November 24, 2020

by Ian en retard April 3, 2007

The tiny creatures that knit your grundle fur to your ballsack hair when you're seated. When you stand the hair rips apart. Ouch!!!
Whilst watching the football game the grundle gnomes visited me, and now both grundle and bag are sore.
by IWAAAAAAA October 25, 2007

by Don Murphey McMaster July 10, 2009

by matty_p October 16, 2008
