Fuck Knuckle

Mary is a Fuck Knuckle

by Fuck Knuckle September 13, 2003

fuck knuckle

Someone driving at such a low rate of speed as to piss off the driver of the huge truck behind them. Usually used to verbally encourage said person to hurry the fuck up.

"Let's go there, fuck knuckle."

by KChute November 8, 2007

Fuck Knuckle

The second knuckle of any digit when inserted into an orifice in a sexual manner.

I was fingdipin' this girl to the fuck knuckle after the baseball game the other day.

by elcapitandeganja October 18, 2013

Fuck Knuckle

A man with such a small dick that all it feels like when he fucks a woman is him fucking her with the knuckle on his fist.

HER: Enough playing around stick it in already
HIM: What you talking about Willis? It is in!
HER: I should have known you'd be a fuck knuckle.

by Cereal Killer Bitch March 20, 2017

fuck knuckle

Someone who is a complete and utter idiot.

1. Don't be such a fuck knuckle.
2. That fuck knuckle crossed the highway without looking.
3. If you're going to be a fuck knuckle, you can piss off.

by xxxxmints May 17, 2017

fuck knuckle

When said person is being annoying or is being a headass

Person 1: “God, Michael is being such a fuck knuckle”
Person 2: “You can say that again”

by CurseWordGenerator2000 January 28, 2019

Fuck-knuckle

Look up Donald Trump on Google if you are unfamiliar. (Absolute retarded fuckwit cockhead).

What a fuck-knuckle.

by #CoronaTime_420_69_51 March 24, 2020