analrexia 

In gay culture, several known sufferers, analrexia is the inability to eat at all, normally for a period of at least 12 hours before the act of anal intercourse. This is mostly due to the fear of shitting oneself.

"Do you want to go for a romantic meal?"
"Love to but not if you plan on bumming me later. Damn you analrexia!!"

analrexia by TVDP March 28, 2010

analrexia 

One who deprives their butthole of penetration.

I'd really like to slam Claire's butt, but she suffers from analrexia.

analrexia by brickwallpizzapie June 28, 2011

analrexic 

To rapidly lose weight by forceful ejection of feces.

He just shit his lunch in 20 minutes flat. That boy is analrexic.

analrexic by shrekleysnipes August 21, 2013

analrexia 

what a girl who abuses laxatives in order to lose weight suffers from

Look at Jane, she's soo skinny! Do you think she even eats?
Yeah girl, I heard she eats all she wants, but takes laxatives all the time. She's got that analrexia goin on

analrexia by jockstrapper25 November 16, 2011