The act of making oneself sexy through the abstinence of sustenance.
Robin is looking good after a few weeks of anorsexia.
by OSU lolz April 13, 2009
Top Definition
When a girl who has a crash diet plan becomes attractive.
"You see how skinny keri is now?"

"Yeah, she got anorsexia"
by Balfozar September 19, 2007
The condition in which a person will not perform oral sex on his or her partner.
"My girl hasn't given me head since we started dating."
"Dude, she must have anorsexia. That blows. Well...or not."
by Tronfo March 06, 2007
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