knuckle bump

To snort a small amount of cocaine from the creases of your knuckle. Usually the most discreet way to snort in public (club, party, street) so that no one will suspect anything.

Ben: Did you see that chick knuckle bump?

Tice: I sure did.

by Nick Bowling Green May 17, 2006

Glazing a knuckle

(Verb) The act in which pre-ejaculatory fluids secret from the tip of the penis during male masturbation creating a donut like glaze over the knuckles.

"Hey do you know where Jim is?"
"Yeah, he's upstairs Glazing a knuckle"

by L Scotty III May 22, 2015

Fuck knuckles

Fuck knuckles are when a teenage boy has been masterbating and constantly has jizz on his knuckles

I will never shake hands with my nephew Johnny because he constantly has fuck knuckles and seems to be always jacking off.

by sturtle September 9, 2014

poopy knuckles

when you shove your fist in someones anal cavity for sexual pleasure.

WOW! I got poopy knuckles from that skank

by tammypons January 15, 2008

knuckle hucker

When smash a girl's giner with your knuckles and they shatter like butter you get a knuckle hucker.

Last night me and my sister got into a fight and I broke my knuckle hucker.

by John Merica August 23, 2017

Knuckle Sludge

Extending one's finger and ramming said digit into the anus until the knuckle reaches the rectum.

Nothing beats reruns of "Welcome Back Kotter" and gettin' the ole' Knuckle Sludge.

by Tony Rosenstein April 6, 2006

Toe knuckles

Toe knuckles

The joint in between your toes that when you drop something on them you feel like you just got a TOE cut off

Girl:*drops something on toeknuckles*
Girl: OWW MY TOE KNUCKLES!!!

by Imyournamesbestie April 2, 2017