purple knuckle 

A dude who has been holding on to the same beer for so long, his knuckles are turning purple

Damn, Green Mike has been on that same beer for so long now, he gots a case of the Purple Knuckle

purple knuckle by Big Nation March 27, 2003

the five finger knuckle shuffle on the one-eyed, blue-veined, purple-headed, custard-chucking, salty yogurt slinger.

Yeah, people actually do use this term, but they get it wrong mostlys.

The five finger, knu... aaawwww, fuck it. I whacked off.

the five finger knuckle shuffle on the one-eyed, blue-veined, purple-headed, custard-chucking, salty yogurt slinger. by Gumba Gumba March 15, 2004

the five finger knuckle shuffle on the one-eyed, blue-veined, purple-headed, custard-chucking, salty yogurt slinger

Masturbation.
In other words:
Choking the chicken
Choking the monkey
wacking off
jerking off
shaking hands with man's best friend
teasing the weasel

Dude, we all know that last night you did the five finger knuckle shuffle on the one-eyed, blue-veined, purple-headed, custard-chucking, salty yogurt slinger.

the five finger knuckle shuffle on the one-eyed, blue-veined, purple-headed, custard-chucking, salty yogurt slinger by Alex Bahder January 27, 2006

the five finger knuckle shuffle on the one-eyed, blue-veined, purple-headed, custard-chucking, salty yogurt slinger.

fucking ur hand intematly or hardcore

i do the five finger knuckle shuffle on the one-eyed, blue-veined, purple-headed, custard-chucking, salty yogurt slinger way 2 often

the five finger knuckle shuffle on the one-eyed, blue-veined, purple-headed, custard-chucking, salty yogurt slinger. by chaseathon! September 22, 2003

the five finger knuckle shuffle on the one-eyed, blue-veined, purple-headed, custard-chucking, salty yogurt slinger.

masturbation; playing five on one, priming the piss pump; playing tug of war with ol' cyclops.

Following his vasectomy, he needed to produce 25 ejaculations over a 6-month period to assure testicular emasculation. In order to do this 25 times, he had to perform the five-finger knuckle shuffle on his one-eyed, blue-veined, purple-headed, custard-chucking, salty yogurt slinger.

the five finger knuckle shuffle on the one-eyed, blue-veined, purple-headed, custard-chucking, salty yogurt slinger. by weave March 21, 2003

the five finger knuckle shuffle on the one-eyed, blue-veined, purple-headed, custard-chucking, salty yogurt slinger.

beating it like a mad man

the five finger knuckle shuffle on the one-eyed, blue-veined, purple-headed, custard-chucking, salty yogurt slinger was a lot of fun for Peter after his girl friend wouldn't let him play with her.

the five finger knuckle shuffle on the one-eyed, blue-veined, purple-headed, custard-chucking, salty yogurt slinger. by Anonymous September 14, 2003