buffer knuckle

The act of spit lubing your index knuckle and then insert it into an anus.

"Tell uncle Billy to stop giving me buffer knuckles."

by Howie Feltersnatch March 4, 2015

Ugandan knuckles

A sexual position of which a man sicks his hand into another man's anus similar to fisting, but has sharp tools such as brass knuckles but sharper.

Me- get ready for da dick
Him-y not make me bleed?
Me- ye, Ugandan knuckles it is

by Shellworshiper 26 November 2, 2018

moose-knuckle

black box sith twat black beaver punani African vagina, opposite of camel-toe.

Like throwing a hotdog down a hallway, Shaniquas moose-knuckle was a roaring gaping chasm.

by irc_snEk May 28, 2018

knuckle boom

A method of vaginal stimulation involving a clenched fist and a bucket of lube.

I have her the ole knuckle boom last night. She came almost immediately!

by RammWolf April 18, 2017

Split knuckle

A Vagina that you can clearly tell has been used to store drugs. Most commonly crack-cocaine

Yo man you can see that girls got split knuckle. I bet she’s had hella drugs in that cooch

by The Baby Whale January 25, 2019

Flap Knuckle

An extremely engorged clitoris quivering on an aroused state.

I was hitting it from behind while she tugged on her flap knuckle.

I could tell from the wet spot on her panties that her flap knuckle was ready for a flicking.

by Dick Onchin December 24, 2020

knuckle-chuck

When in loathing with someone or just a fit of spazmatic rage, you proceed to vomit ("up-chuck") in the offenders face followed immediately by a swift punch to the face.

Also: knuckle-chucked, knuckle-chucking

Ted was being such a d-bag yesterday that without really thinking I knuckle-chucked that punk.

by PiratesLifeForMe_AAR April 18, 2008