(dec)ayed + cor(roded) = decroded. Used in Napoleon Dynamite, quite possibly the best film in the history of cinema.
"Napoleon, it looks like you don't have a job. So why don't you get out there and feed Tina?"
"Why don't you go eat a 'decroded' piece of crap?"
"Why don't you go eat a 'decroded' piece of crap?"
by The Third Hess Brother January 10, 2005