A Cleveland Dry Dock is accomplished by entering someone else's bathroom, bending down and turning the water supply to the toilet off, flushing to drain the remaining water in the tank, then proceding to leave a huge Steamer in the bowl. Always use the Carpenters Cut or drop a Hydraulic Shit so the need for toilet paper is eliminated thus displaying your work of art without toilet paper covering it so the owner of the shitter will have to come face to face with your masterpiece to turn the water supply back on.
after turning off the water supply to toilet and flushing all water out of toilet....do your business. thus, turd dry dock. useful for occasions where you want to piss somebody off or just gross them out.
The act of shutting off the water valve to a toilet, completely draining all water, then leaving a turd in the bottom of the bowl.
"Phillip gave me the keys to his estate and asked that I mind his English Mastiffs in his absence. I fed the hounds, ate his scones, and left a Deuce in Dry-Dock knowing this would elicit a chuckle from Phillip and scorn from his mistress."