Top Definition
An overwhelming combination of testosterone and hysteria when the only goal is to destroy the competition regardless of how stupid and dangerous your actions are.
When the point guard of the other team was taunting me, the testeria took over and I fouled the hell out of him.
by Blue Devil of the Year October 01, 2009
Antonym of hysteria. Obsessively technical state, with insufficient regard to subjective charge. Putting the collective before the individual, or the project before the self.
Monty Python's Black Knight displayed satirical levels of Testeria.
by DavidicLineage March 21, 2015

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