treacle hunter
An adult male who inserts a mid-sized crochet hook into his urethra. Once reaching the base of the penis, makes a sharp twist and pulls the urethra out backwards.
Overly curious ER patient: "What's wrong with that guy, his crotch is covered in blood?"
ER nurse: "Oh, just another treacle hunter"
ER nurse: "Oh, just another treacle hunter"