When two gay men one uncircumcised and the other circumcised dock their penises and then one or the other men masturbate both of them with each stroke using the uncircumcised persons foreskin. When reaching a climax in this circumstance the act of orgasming compounded with the near watertight seal of one cock inside another, often causes a sticky and unpredictable explosion of semen around the edge of the outer docked pensis' foreskin. Similar to the effect of holding ones thumb over the end of a water hose. This semen spray effect when Water Snaking it is often called a backdraft. Note, because pain is normal for the backdraft recipient, finishing first is often a race between the stroker and strokee.
At the end of their date, the two gay loversmasturbated by water snaking it. They took turns simultaneously stroking their docked penises until one "Back drafted" inside of the others penis.
When you take a caulking gun and stuff the nozzle in your anus and then shoot the gun so it fills up you rectal cavity with caulking from the gun. Then you shit it out and it resembles a white snake.
The act of inserting an object akin to a drain cleaner or piece of barbed wire (like the “snake” that comes with a bottle of Drain-O) as deep as you can into your urethra, then pulling it out as hard as you can, almost as if you were starting a lawnmower.