In the state of being sorry, repentant, or upset regarding the amount of food one has placed in one's belly, thus filling it with both deliciousness and regret.
verb-- for when any Etsy.com product, especially a piece of total crap, is posted on Regretsy, a site that feeds specifically of such crap.
Webgoer 1: Did you see that Etsy seller who wrote a biography of the basket she was selling?
Webgoer 2: Oh yeah, that chick got totally Regretsy'd for that!