Fuck Knuckle

The painful bend in hard dick caused by pulling out too far and slamming your cock into the taint.

I was railing that bitch so hard I gave myself a fuck knuckle.

by XxxKevinxxX August 19, 2007

Fuck Knuckle

A dickhead who likes to invade everyones privacy and will happily eat cock whenever is possible. He/She talks too much and needs to be sent to South Africa to drop him/herself on his/her own head. They talk out their ass most of the time.

Look at Jackson, he's a Fuck Knuckle. Send him to India to eat rubbish. Pog.

by Ol Meanings November 5, 2020

Fuck Knuckle

Idiot, tool, moron, fool, useless bastard, politician

stop telling me what to do and sort the country out you fuck knuckle!

by Englishdude January 30, 2010

Fuck-Knuckle

The knuckle of the hand that was used to fist the dirty asshole of another man

This particular knuckle on this particular hand has seen more ass than you will in your entire life-a genuine fuck-knuckle

by Breadstick Octahedron October 9, 2017

MV Fuck Knuckle

A large, shambling retard with a penchant to have things inserted in his rectum.

"There's one of those MV Fuck Knuckle"

"Damn he's ugly"

"I know...let's go kick him in the balls"

by DroolerZig November 2, 2011

fuck knuckle

a fuck knuckle is like a dick knuckle or a fucktard
basically its a person that has the IQ of a swamp flea

dude ur a fuck knuckle shut the fuck up!!

by toostr82bgay December 23, 2004

fuck knuckle

a large mass around the penis. resulting from torn blood vessels when a penis is "broken" or bent while erect. often referred to as dick gristle.

he had a fuck knuckle in the middle of his penis.

by Mrewood November 5, 2010