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being so skinny that the lack of fat on your stomach makes you appear to have a six pack of abs even though you hardly exercise or never exercise at all.

-or-

A six pack of ultra lite beer

Dude 1: "Dude, look at my amazing six pack."

Dude 2: "Thats not a six pack its an aneorexsix pack, you're just way too skinny."
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Dude 1: "Guys I've got beer!"

Dude 2: "That's not real beer its an aneorexsix pack."
by xD.N.Fx March 14, 2008
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2
being so skinny that the lack of fat on your stomach makes you appear to have a six pack of abs even though you hardly exercise or never exercise at all.

-or-

A six pack of ultra lite beer

Dude 1: "Dude, look at my amazing six pack."

Dude 2: "Thats not a six pack its an aneorexsix pack, you're just way too skinny."
------------------------------
Dude 1: "Guys I've got beer!"

Dude 2: "That's not real beer its an aneorexsix pack."
by xD.N.Fx March 14, 2008
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Get a aneorexsix pack mug for your father Callisto.