dirty knuckle

verb; when you forcefully go knuckle and/ or wrist deep to successfully penetrate ones' anus. (leaving you with dirty knuckle)

Sean- "what the f**k is on your hands?

Kevin- "I gave my girl a dirty knuckle last night, I guess I missed a spot"

dirty knuckle by big pimp nasty September 15, 2013

dirty moose knuckle 

A fat chicks dirty pussy

Damn look her dirty moose knuckle

dirty moose knuckle by Anggelos April 7, 2015

dirty knuckler 

This is horrible abuse to do to a person. You rub your knuckle against either your own, your victim's, or a third parties butthole then proceed to rub your "dirty knuckle" against your victim's mouth.

Tiffany: "Danny, if you don't stop making fun of my nips, I'm gonna give you the dirty knuckler!"
Danny: "NAY!"

dirty knuckler by thecottoncandypinkprincess September 28, 2011

dirt knuckle 

(Noun) The result of poor quality toilet paper when moderate force is used to wipe one's butt

(Noun) A person who regularly sticks their finger in a butt for personal pleasure and/or the pleasure of others e.g. "dirt knuckler"

(Verb) The inadvertent act of penetrating the toilet paper while wiping a butt e.g. "dirt knuckled" "dirt knuckling"

I got a nasty dirt knuckle after crapping on a plane.

There he goes with his finger in his butt again. He's such a dirt knuckler.

Guess I wiped my butt a little too hard because I ended up dirt knuckling.

dirt knuckle by Mr. Dirt Knuckle October 21, 2009