Poo knuckle

I’m not entirely sure , but she definitely has one.

No, no,no I mean she has a poo knuckle. For real for real.

by BananuhhHammock July 13, 2022

Grundle Knuckle

Grundle Knuckle is when the taint is rubbed or massaged to cause a dude to cum

Bruce was getting an old fashioned HJ and Stacy wanted to speed things up and gave him the old Grundle Knuckle to help him cum more.

by DanielleWhittier May 5, 2023

Tiddy knuckles

What the English call the ends of bread.

Bro: Hey Broseph
Broseph: what bro
Bro: Make me a sandwich! And DON’T use the Tiddy knuckles!
Broseph: what the fuck are Tiddy knuckles?
Bro: Just look it up on Urban

by Mastershidder April 12, 2021

Jewish organ knuckle pumper

The act of fisting ones rectum and rearranging their guts to look like the Star of David.

My boyfriend said he would give me a Jewish organ knuckle pumper, now I’m crippled beyond belief and he’s serving 10 to 12.

by SomeItalian November 8, 2023

Knuckle papa

A knuckle papa is a mix of Shawn Mendez, Simon Cowel, And Ed Sheeran.

“your a knuckle papa, that’s so hot”

by Knuckle baby May 23, 2021

bloomer knuckle

A camel toe before the advent of modern women's underwear, when bloomers were a common accessory.

Mary Lincoln has a raging bloomer knuckle.

by Big_Balls_Bob February 23, 2016

Fucker knuckle

Typically when you finger a girl up to your knuckle. Sometimes when two men try and finger each other.

EX. I got fucker knuckled last night and it felt great!
EX. David and I need to try to fucker knuckle tonight.

by It's me bitch March 14, 2018