slapping the bone

Whacking off furiously

Ew! This creep ass sent me a snapchat of himself slapping the bone!!!

by Toxxxic666 September 05, 2016

Slapping Bone

The act of one masturbating so vigorously that the skin tears off the handlers member and they are left stroking only bone.

Dude 1:'What's that noise'
Dude 2:'Oh, Will's just slapping bone...'
Dude 1:'Sounds grim'

by SM130definition May 09, 2011