sweaty, stinky section between ball sack and rectum that girls tend to love to lick. the grundle was made famous my matt lantz.
mick kaywood plays with his grundle.
the spot you push so u dont bust anything out
before u bust, push it in, and u wont have a mess
another word for a peach.
or gooch.
i 'm growing a grundle tree in my backyard.
The male penis (dick, pizzle, chode, shlong, ect.)
You got a hell of a grundle man.
the art of pulling down your pants and smashing your testicles and anus down on the head of a passed out human repeatedly.
Luke puked in the frying pan before passing out, so Nate gave him a grundle
A protuberous underside. Particularly on an adorable animal.
My cat has the wobbliest grundle.