knuckle scraper 

One who is lanky and long armed enough that when walking, his knuckles drag on the ground behind him. The term is often used in referring to rednecks or big dummies.

I saw Clayton, that big ole' knuckle scraper the other day. He was wearing his union suit and overalls, looked like he was slowly making his way towards town.

knuckle scraper by Alistair Finch July 30, 2006

skunk knuckle 

a womans clit and the immediate area around it.

patrick had to rub out helens skunk knuckle.

skunk knuckle by cadet mahoney November 11, 2005

4 Knuckle Shuffle 

The act of pleasuring a male's privates using a hand that only has four fingers.

...Then she finished him off using her famous 4 Knuckle Shuffle

4 Knuckle Shuffle by Imfatandalinemen May 6, 2008

the five finger knuckle shuffle on the one-eyed, blue-veined, purple-headed, custard-chucking, salty yogurt slinger.

masturbation; playing five on one, priming the piss pump; playing tug of war with ol' cyclops.

Following his vasectomy, he needed to produce 25 ejaculations over a 6-month period to assure testicular emasculation. In order to do this 25 times, he had to perform the five-finger knuckle shuffle on his one-eyed, blue-veined, purple-headed, custard-chucking, salty yogurt slinger.

the five finger knuckle shuffle on the one-eyed, blue-veined, purple-headed, custard-chucking, salty yogurt slinger. by weave March 21, 2003

Mouse knuckle 

(noun) Much like the females camel toe, the mouse knuckle is formed by a male having his pants to tight, showing his meat and two veg through his pants.

Mel: "Look at that guys mouse knuckle, he's not packing much"

or

Corey: "These emo pants are giving me a wicked mouse knuckle."

Mouse knuckle by distiller October 26, 2008

knuckle-runner

a racial derogatory term for an African American which is referring the person to a primate because of the similar body features (head shape, nasal passages, shade of skin, etc.)

"That fucking knuckle-runner, Dwane Garrett catches e every god damn ball."
"I know fool, send that nig back to the jungle."

knuckle-runner by Joe T Real January 26, 2008

knuckle dunker 

To finger band a chick.

Frank was under the impression that he was going all the way with Doris, all she let him do was knuckle dunker her .

knuckle dunker by DoubleD1! June 4, 2018