he was doing the five finger knuckle shuffle on the one-eyed, blue-veined, pink-headed, custard-chucking, salty yogurt slinger in his girlfriends car
the process of masturbating
"he was doing the five finger knuckle shuffle on the one-eyed, blue-veined, pink-headed, custard-chucking, salty yogurt slinger in his girlfriends car" What is the definition of "the five finger knuckle shuffle on the one-eyed, blue-veined, pink-headed, custard-chucking, salty yogurt slinger"?