an uncontrollable outburst of emotion or fear, often characterized by irrationality, laughter, weeping, etc
Psychoanalysis . a psychoneurotic disorder characterized by violent emotional outbreaks, disturbances of sensory and motor functions, and various abnormal effects due to autosuggestion.
A kick-ass Muse song.
When Angelina Jolie found out that Brad Pitt cheated on her with a flight attendant, she went into a state of complete hysteria, while listening to Hysteria by Muse and went completely fuck your own ass crazy.