1. Plural of pyro; a person who has a compulsion to set fires or is fascinated by fire.
Usage: informal; often used in clinical or psychological contexts
2. Plural of pyro; fireworks or pyrotechnic devices.
Usage: informal; slang

Examples

• The fire department worked with psychologists to understand the behavior of the pyros in the community.
• The stadium banned pyros after fans set off unauthorized fireworks during the game.
• Several pyros were confiscated at the concert venue for safety reasons.
• The investigation revealed that multiple pyros had been involved in the series of fires.
• Fans smuggled pyros into the arena despite strict security checks.