anorexic fat ass Share definition Flag Some one who's skinny as fuck but eat like a 500 pound man and they are they real og Dude she just ate 7 tacos but she weighs like 80 pounds, she's an anorexic fat ass. anorexic fat ass by Blondebabe377 December 4, 2015 0 0 Get merch Get the anorexic fat ass mug. Buy Now — $32.95 See more merch