Knuckle Sandwhich 

The only food your uncle provides. Something he finds funnt but the rest of the world doesn't except for your other uncle.

YOU:Hey unc It's Nice seeing you.

UNCLE: Wanna Knuckle Sandwhich?

Knuckle Sandwhich by Robbingthecradle June 21, 2009

Knuckles' Sandwich

DO NOT TOUCH THAT FUCKING SANDWICH OR ELSE KNUCKLES WILL KNOCK YOU THE FUCK OUT

DONT TOUCH KNUCKLES' SANDWICH OR ELSE

Knuckles' Sandwich by Shrek 01 January 2, 2020

Butt Knucle Sandwich 

A Butt Knucle Sandwich is a situation in chess where two opposing knights are both behind the other and facing away from each other.

"Our chess game ended in a stalemate because we kept getting Butt Knucle Sandwiched."

Butt Knucle Sandwich by Itain'tObeeezy January 25, 2025

kunuckle sandwhich 

The act of packing a bowl with two different strains of marijuana while putting concentrated THC (WAX) in the middle

Player 1: Yo lets pack a kunuckle sandwich

Player 2: whats a kunuckle sandwhich
Player 1: its just 2 different strains witg wax in the middle

kunuckle sandwhich by Kell’s opposition January 8, 2024

KnuckleSandwich 

When you put your dick in two slices of bread whilst your partner tries to eat the sandwich. If they fail to no finish you have to beat the fuck out of them

I did the knucklesandwich challenge today and I failed : )

KnuckleSandwich by RahultheMan January 24, 2021