1 definition by Original Pyro

Top Definition
A term that expresses that target person is extremely insane, with extreme cases of megalomania, multiple personalities, and obsessed with fire. Persons like this should be treated with caution.
"Hey, did you hear what that guy did? He burned down a teacher's house!"
"Yeah, he's such a Pyro."
by Original Pyro December 01, 2006

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