Full knuckle

When you stick your hand in someone's asshole, made famous by skiier Jonny Moseley

ADDISON: DUDE MY GIRLFRIEND WANTS ME TO FULL KNUCKLE HER

ERIC: DO IT!

by Joesretrogames May 4, 2018

Bloody knuckles

A game usually played in high schools or middle schools where two people hit each other’s knuckles until someone quits whoever quits losses

Hey let’s play bloody knuckles

by lb🤦‍♂️ September 30, 2021

Knuckle under

To not put up with, tolerate or endure.

"He is was looked at in awe for his disagreement to knuckle under"

by justjae1114 February 11, 2022

Chocolate Knuckles

When you’re 2-3 fingers deep in your partners bootyhole and a little shit comes out and runs down your hand.

“ I finger banged her ass so hard I got chocolate knuckles.”

by knasty13 May 18, 2018

tittie knuckle

A large mountain like nipple. Often pointy and longer then 5 inches

Bro, did you see Jenessa's tittie knuckle and that party last night?

-- Yeah bro shit was pointy!!

by Tottyknuckelbro May 27, 2017

gooey knuckle

Male equivalent to the females sticky finger. It is when a male masturbates and ejaculates his man goo on his own knuckle.

Bro the other day I was beating it and had a serious case of the gooey knuckle.

by Trent Hatcher December 3, 2017

Ugandan Knuckles

Dead meme and character from the Internet that does annoying sounds with its tounge!

Ugandan Knuckles: dew u no de wey? u dew not no de wey!

by HeroesSquad December 25, 2020