knucklebone 

Another word for fisting

Jeff: Maria has let every guy in our grade knucklebone her

George: What a slut

knucklebone by LeManssssssss3 October 15, 2014

Knucklebob 

Fingering your bootyhole or the bootyhole of another with your middle finger up to the third knuckle.

Beth was squirming last night when I did a little knucklebob.

I can’t shit today. I knucklebobbed myself last night.

Knucklebob by Eaton Holgoode October 6, 2017

mrs.knucklebine 

The most sweetest, beautiful, and talented user you will find on tik tok. Also they have a Knuckle obsession, so extra points for that.

You: I just saw mrs.knucklebine ‘s edit!

Me: It was amazing, right??

mrs.knucklebine by openthedoororimgonnathrowrocks July 3, 2021

knucklehole 

means fisting in some country's

i wanna knucklehole the shit outta you

knucklehole by aswdesda February 23, 2009

Knucklebomb 

Anal Fisting

Sebastian could really feel Tristan's fist in his ass. As he came, he thought this was the best knucklebomb he ever had.

Knucklebomb by Fnspidey August 31, 2017

knuckleneck 

A person who is lost and typically confused often.

“Do you know about Joel Solar?”
“Yeah that guy is a real knuckleneck let me tell you, he is always lost and confused”

knuckleneck by Atowninhtown October 29, 2018

Knuckleboarding 

A term for the action of accidentally dragging your knuckles across the top of the toilet water after leaving a poop.

The bathroom had a small toilet in it so when I went to wipe I made a few waves while I was knuckleboarding.

Knuckleboarding by Lyrlyrplnts4hire February 21, 2019