When you forcfully insert your knuckle/s into a person or animal/s to make them "bust" also known as "cucummig like a fire hose"
Derek; Yo cody how was lana lastnight at the party.
Cody; dude you wont believe it I knuckle busted the shit out of her.
Derek; Did she cum like a fire hose?
Cody ; Yeah you fuck stick
Derek ; Fucking sweet bro
Both; Mutual High-Five
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when you shove your fist in someones anal cavity for sexual pleasure.
WOW! I got poopy knuckles from that skank
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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.
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The act of two persons touching fists with their knuckles lined up to indicate agreement or as an encouragement. An alternate of the high five.
So we'll meet at 3 at the restaurant, trust knuckles, later.
Way to get that job, trust knuckles.
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(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"
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it's same as punch..
you punch the person that you want to be punched by your knuckle to te face or stomach.
Joel Madden gave Hilary Duff TWO knuckle sandwich because she's being such a poser!!
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A much larger version of the camel toe. Typically seen when a fat woman or a slightly heavier woman wears tight jeans and the saggy area around her vagina forms what looks to be camel-balls.
Damn! Girl could have looked in the mirror before she walked out the door looking like that! If I had known better, she was packing a set of balls, cause that moose knuckles she was sportin' was huge!
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