Columbine forced public school adminstrators to finally pay due attention to bullying. Investigators cited student body testimony that Eric Harris and Dylan Klebold had themselves been the frequent victims of schoolyard stooligans.
A foolish person who perpetrates a silly blunder (usually in the presence of several or many people), thereby prompting a repeating chant of "Spoonihan!" from those present, directed at *the* Spoonihan.
Mate did you hear that? The DJ just properlyfluffed up that track! (all chant) "SPOONIHAN!...SPOONIHAN!...SPOONIHAN!"