A knuckle punch is when two fists collide in a totally ungay way. Its a proper word for what some GAYS call 'fist bump'.
Cause obviously bumping fists makes no sense.
KNUCKLE PUNCH ALL THE WAY.
Sarah - OH EM JEE DO YOU WANT TO BUMP FISTS?
Me- No. But I'm willing to do a knucklepunch with that sexy boy toy of yours.
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.
In Ice Hockey, a puck that flutters through the air after being shot, often from a deflection, sometimes from being a rolling puck when it was shot. It was Russ Tyler's favorite shot in the Mighty Ducks movies.
Also known as a knuckle puck.
That goalie had no chance to anticipate where the puck would go, it was a knuckler.
It's Knuckle Puck time! - Russ Tyler
That one guy who gets himself into really sticky situations, aka that backhood boi from the hood who everybody hates. Kinda like Everybody hates Chris but worse.
Joe sold me PCP instead of weed Joe is such a Knucklehead Nigga.