Definitions by Thermos SCM

cross docking 

1) A sexual maneuver involving three or more people. The person in the middle is said to receive on one end and give on the other.

2) This can also refer to being at the center of a "human centipede" where bulk is received on one end, repackaged, and then distributed as a new product on the other.

Steve's mouth hurt and was expelling an distinct aroma from all the cross docking last night.

cross docking by Thermos SCM August 2, 2016

Cross Docking 

When two penises are docked next to one another for stimulation.

Steve and Paul only needed to use one hand since they were already cross docking.

Cross Docking by Thermos SCM July 12, 2016