A fork of Rural Dictionary
1. The act of inserting an object into the male urethra (which is, in most cases, much larger than the natural size of the urethra) and pumping this object in and out of the male body until orgasm is achieved. 2. Gauging the size of the male urethra in order to accommodate objects that would otherwise be unable to fit.
I was cockstorming the other night and was able to fit a prosthetic arm into my dong.