its where you turn off the water on the toilet before someone takes a poop and you take a diarrhea in the upper water chamber. Then when a person sits down to take a poo, it lands on the porcelain and sticks, then when they go to flush it shoots diarrhea out. causing a horrible situation
Man that was funny when billy gave her the old “Upper decker dry docker”, her trailer smelled like feces for months.
When someone rubs their scrotum against a dock (mostly wooden ones), which boats tie up to. These are the most sick and twisted people you may ever come across. They will not stop scrotum docking! Not even if their scrotum looks like a sea urchin from having so many splinters in it!