Burying the knuckle 

Refers to a female who is masturbating.

"Where's Claudia?"
"She's inside burying the knuckle."

Burying the knuckle by Angelic_Sherry September 22, 2005

moose knuckle 

Male version of a camel toe; nad splitter ; testicle wedgie.

Damn, did you see the moose knuckle on that old geezer? If his pants weren't hiked up to his armpits them nads would be dragging the dirt.

moose knuckle by ryder69 October 11, 2014

suckle my knuckle

To suck some balls.

Get in the car and put on your buckle, so you can hurry up and suckle my knuckle

suckle my knuckle by vicktorfrederiksen May 31, 2011

brown 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.

brown knuckle by john January 19, 2004

Muddy Knuckle

Anal fisting: where some one inserts a clenched fist into someones anus.

Clarissa's bum hurt after her boyfriend gave her a muddy knuckle.

Muddy Knuckle by Rhyzzzzzzzzzzzzzzzzzz December 1, 2009

fudge knuckle 

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.

fudge knuckle by Beetle Juice November 5, 2006

moose knuckle 

the canadian camel toe

“did you see tiffany at the rink last night? she had a massive moose knuckle eh?”

moose knuckle by rickymcschnicky October 23, 2019