Anal fisting: where some one inserts a clenched fist into someones anus.
Clarissa's bum hurt after her boyfriend gave her a muddy knuckle.
Shit on your hand or knuckle when wiping one's ass.
While wiping I got a case of the brown knuckle.
My roommate had brown knuckle on his finger.
Piling a dump so high in a toilet that when you go to wipe your knuckles hit the pile causing your them to be covered in hot fudge.
After taking a massive dump and wiping, I hit the pile and got a fudge knuckle.
“did you see tiffany at the rink last night? she had a massive moose knuckle eh?”
Dude, his pants are so tight he has some gnarley donkey knuckles. He must be German.
sperm from when you masterbate
Why can't I fire off some knuckle children from the privacy off my neighbors home
Military slang referring to infantry or Special Forces personnel, or paramilitary components of the US Intelligence Community.
The term stems from the common belief among the rear echelon and support personnel that Infantry soldiers are of generally lesser intelligence than support personnel.
The Liberty chow hall was full of knuckle draggers today, they smelled like B.O. and gun powder.
I had to catch a ride to the Green Zone with a platoon of knuckle draggers, and they made fun of my M16 A2 the entire time.