1 definition by invisible girl

A short form of anorexia, mostly used by anorexics.

OR

A nickname for anorexia, mostly used by younger girls who think that ana is an actual person, who to them is almost God-like. "ana" gives them the strength to starve, and makes them thin.
I have ana/I am ana.

OR

ana, please make me skinny.
by invisible girl October 2, 2006
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