Cripplepotamus 

A fat person on a scooter

"Shit, don't get run over the cripplepotamus."

Cripplepotamus by CloudX9 December 15, 2011

crippopotamus 

Somebody who has been rendered disabled by morbid obesity.

- "Hey, Laura ate cake and pies so much that she can't walk any more."
- "Yeah, she's such a crippopotamus."

crippopotamus by Mr_Pc December 27, 2013