a person who goes from being a total nerd to a extremly succesful adult, or vice versa. or it can mean a person with a high social status dropping that status and being unsuccesful by the end of the year.
"hey the person who took our orders at mcdonalds was the star quarterback at our highschool!" says syndey
"yah he turned out to be such a noess" says alyssa
"what a shame"