A living organism whose mass is so great that it can be labeled with it's own personal ZIP code. A creature with a neverending desire to consume it's surrounds. Usually referred to as "Fat Guy" or "That Cowish Mofo." Inspired by the hefty shape of a Rhinocerous, who spends most of it's time grazing and rarely moving, only being able to run for seconds at a time. Behavior such as this is apparent in those who may be aptly dubbed "Rhinocerously Fat".
When a girl with a giant nose is giving you head and her nose keeps stabbing you in the stomach.
Tom: "Dude why is your crotch so bruised?"
Robert: "Its because Betty gave me head last night and it felt like I was being stabbed."
Tom: "Damn that's gotta hurt, I'm pretty sure that's called a Stabbing Rhinocerous."
Robert: "I can see why."