Large group of badass military grunts.
Usually consists of SOCOM or Infantry men that are mostly bearded and smell of gunpowder, motorcycle engines, sex and booze.
You see that pack of burly hardass mofos ride past here in formation earlier!?
You could hear them from a mile away.
They were a bunch of Knuckle Draggerz that’s for sure.
The act of pleasuring yourself by repeatedly punching yourself in the cock.
You're a knuckle wanker.
When you jizz on your knuckles after mast bating
After he master bated, Mikey took his glazed knuckle and donkey punched his roommate Evan.
The van which Sears Holdings uses to rent out, if you do not have a big enough vehicle large enough to transport your purchase.
Hey Bill, could you take the knuckle bus to Advanaced Auto Parts to get some brake pads?
A jack off. Or, ejaculation caused by masturbation.
"Quit being a knuckle nut and come help us". Or, "I had a knuckle nut in the shower this morning".
The sexual act of placing ones penis in an area that the other is unfamiliar with the penis being
Dude My girlfriend wanted an iron knuckle last night.