the sudden crash in confidence and self-esteem experienced by students once they have stopped winning awards/scholarships/prizes/yearbook superlatives and are forced to enter the harsh real world. Sylvia Plath had a particularly bad case in college, which led to her first suicide attempt. Less severe cases include your friend's mom who insists on wearing short skirts despite the varicose veins on her thighs and still brings up when drunk that she used to be Homecoming Queen.
"Tony looks pretty cocky after winning that scholarship."
"Don't worry. After graduation he'll suffer some bad laurel withdrawal and end up a corporate shell of a man."
"Well that's a relief. Do you mind if I use your history notes for rolling paper?"