The act of choking in a post season performance after a dominating regular season.
Made famous by the University of Oklahoma in the 2000s.
After winning a national title in 2000, they lost several bowl games in the next decade when they were overwhelming favourites in most or all of the games.
Dude did you see peyton manning and the colts in the playoffs the other night?
Yea dude, they totalled ou'd.