Another word, for chode. Also can be used for camel toe.
I told him to take his pants off, but his dick was a rat knuckle.
When you finger blast a vegan chick, you end up with wheat knuckles
I totally wheat knuckled that hippy bitch last night!
When you stick your hand in someone's asshole, made famous by skiier Jonny Moseley
ADDISON: DUDE MY GIRLFRIEND WANTS ME TO FULL KNUCKLE HER
ERIC: DO IT!
Sperm. The result of buffing one's bishop.
I spilled many a knuckle child watching porn last night
An old man with tight pants and his budget showing...cousin to moose knuckle
Old man Fred's P-knuckle is showing
power and justice the thing that describes a god
ugandan knuckles is a god