Cleveland Bullworm

A Cleveland Bullworm: When a man's urethra is so gaped that another man can stick his penis in his urethra.

Jeremy: "Hey, dude! Can you Cleveland Bullworm me?"
Wesley: "Oh yes, I'd love to use your gape!"

Bogging

Bogging: The act of putting water in your anal cavity, be it via a shower-head or a water bottle.

Loki: Oh boy, I sure love bogging with my pool noodle!