The same as docking, only using you and your partners balls instead. common positiong is to shove your balls inbetween the other dudes balls in a cross like manner so that the balls look like a 4 way lug wrench.
Dude bro, i'm tired of docking with our penises, lets use our balls instead. "Ball docking"
por non-docker-man 10 de Novembro de 2010