1) the result of wankin' it in the shower; the jizz runs down your hand, and gets stuck to your knuckles
2) a very unintelligent individual, or someone who happens to have said something stupid in the recent past
1) Goddammit! I hate when I come to class and still have cum knuckles... should've cleaned those bitches after jackin' it this morning
2) "I thought baseball was only seven innings." "Shut up, cum knuckles."
I asked Mary if she wanted some cum knuckles since she was on the rag.
-A slang word for what happens to your knuckle hair after not washing your hands well after doing a certain something.
Can be embarrassing when you first notice your cumknuckle condition and your in public
- Can also be used as a name to call someone who is being dumb, a jerk, or annoying.
- "I noticed I had bad cumknuckle after my shower and had to rewash my hands before going out"
- Yo, stop being such a cumknuckle.
What one usually has after masterbation and proper containment techniques where not utalized.
U'h oh, oh shit, I got cum knuckle.
when u cum on ur knuckles and punch a chick in the face when ur fuckin her
"i totally gave my girl cum knuckles last nite"
"dude was she pissed?"
"hell ya she has a black eye"