male b: im so mad at your mom, she knuckled down my house last night!
male j: we have the same mom! knuckle head!!
male j: we have the same mom! knuckle head!!
by jordan sollinger January 05, 2008
by speedcore909 September 08, 2017
When a quality nugget is so densely dank that it makes a noise identical to that of someone's knuckle when it is tapped on a surface.
by The 4th Horseman July 13, 2008
A knuckles is a person who is a bad ass often using the catch phrase H.X.C (Hardcore) or often saying: Yo Yo Yo B Boy That Shits for Real Mutha Fucka’, for Shit, Bitch…Fuckin’ Ass and Blab Blab. Knuckles is also a sexual move where you shove your whole fist into a women's ass and say one or both of the two aforementioned catch phrases.
by John Romans December 08, 2007
She said that she had never done any anal sex. But when I was knuckling her, I knew that she was lying.
by Gatz, Stewart January 19, 2011
When fisting is just a few knuckles away from actually happening and the pussy region suffers from knuckle abrasion
by K#1 March 23, 2008
Shit man, don't touch that bike or Knuckle over there is gonna come over and explain his name all over your face.
by Cap'nJack March 16, 2007