As made famous by the Jr./Sr. High Drama Classes at Edwin Parr Composite High School in Athabasca, Alberta, Canada.

A word yelled at an unexpected time, causing massive fakes of seizures, also fondly referred to as an animal on fire.
Principal (at assembly): Reminding you that...

Drama teacher: Hippobutt!!

Students: Ahhhh!! (pretend seizures)

Principal loses concentration of assembly.
by Ryan "Danger" Powers September 19, 2008
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