Knuckleduster

A double jointed reverse hand job.

Jim said his dick was bruised, because he got a knuckleduster from a circus freak show.

by smingleton May 7, 2019

Knucklebutt

A person who after having anal sex has a swollen and raised butthole resembling a row of knuckles !

Man , my girlfriend fucked me so hard with a strap on i woke up with knucklebutt !

by Frymcfly March 2, 2023

knuckleups

What a homie gotta do if he wants to be a Big tresse O.G. For the BARRIO Esse.. to loc a fool up or to put a vato on the set. Also to check up a vato when they're getting outta line. Simon Simon!!

Aye homie you wanna be a south sider? Better be ready for the knuckleups...

by Russell Runnetthinn77 October 10, 2023