Knuckle Up

When two men choose to engage in mutual masturbation, implementing a "thumb war" grip and jerking themselves off simultaneously, locked at the knuckles.

Since he had a girlfriend, the young man decided to knuckle up with a buddy.

by DaXymbiont February 7, 2018

Road knuckle

The act of finger banging a woman whilst traveling on a roadway

Denise was driving down the road with marty. Marty got fresh and decided to give Denise some road knuckle

by Constant Hat July 11, 2024

knuckle brother

the tightest bond two can have...typically occurs when two friends simultaneously break their knuckles. if you mess with one, you mess with both.

“What are those god damn knuckle brothers up to this time?”

by greenryan420 February 27, 2018

Throwing one over the knuckles

When a male is masturbating and the jizz runs down over his knuckles after he has blown his load.

Mike needed half a box of Kleenex after throwing one over the knuckles.

by Meromero May 5, 2017

Knuckle gnats

When your front knuckle smells so bad it attracts gnats

That girl front knuckle stank so bad her knuckle gnats are invading my space.

by Saltynsprinkles June 25, 2021

Buss Knuckle

The shaft tucked into the scrotum, creating buss knuckle flaps.

He proceeded to tuck his Buss Knuckle but did not prevail.

by Fajasa February 19, 2024

Knuckle

A halve-erection. The state of which a penis is both erect and soft simultaneously.

She really turned me on, but left me hanging! I had a real knuckle!

by Kujawa September 19, 2018