noun. Gluttonous and slim? USA! USA!
Real citation: "@mizzkaejae I am so incredibly envious of your eat-anything-and-not-become-a-fatass-itude >_____>"
(Dec. 3, 2009, Skifox, Twitter, http://twitter.com/foxonskis/statuses/6306751754)
Made-up citation: "My dog has ample amounts of eat-anything-and-not-become-a-fatass-itude. He doesn't gain an ounce, and he once ate a polar bear."