Does bullying have to be repeated to be classified as an act of bullying?
It depends on the context and whether one is trying to invoke a law against it or not and whether that law has repetition as part of the definition
A bully mugs a kid and gets away with it
Why judges and law enforcement need to take bullying more seriously. In NM a star high school wrestler mugged a kid 100 lbs lighter than him in the lunch room …