Bum Knuckle

A particularly large irritating haemorrhoid.

the steak Geoff had the night before created such difficulty pushing the poo out that it created a real bum knuckle.

by Dragon Iron January 5, 2014

knuckle children

semen

"I jacked off in my hand and made a fistful of knuckle children"

by marblecakealsothegame13 September 28, 2020

Bloody knuckle

The sexual act of cutting ones knuckle (2-3) and putting their fist in their partners vagina or anus to "claim dominance"

Heath: why are your knuckles cut
Avery: oh... Let's just say I gave my girlfriend a bloody knuckle
Heath:oh my God dude,why?

by Hamsir August 28, 2022

knuckle sando

A punch in a the mouth!

G1: I ran into my ex the other day
G2: ohh, did you give him a knuckle sando?

by Jaydesai June 11, 2023

knuckle-off

The act of ejaculation or masturbation. Rooted from the trifecta of knuckles that surrounds the end of a penis during masturbation.

"Hey man I'll be over in like 5. Just gotta go knuckle-off a few."

"That girl was such a tease, but whatever. I'll just knuckle-off a few when I get home."

by AK!!! November 14, 2007

knuckle wanker

The act of pleasuring yourself by repeatedly punching yourself in the cock.

You're a knuckle wanker.

by Arnold Shwartzenigger October 8, 2019

near the knuckle

Risque. Rude but not completely gross (joke).

"That gag was near the knuckle, man." "I know but still funny wasn't it?"

by piscivore September 14, 2017