Noun: arsonist aa(r)-su-nist
- A criminal who illegally sets fire to property
"The arsonist was caught on security cameras fleeing the burning building";
- incendiary, firebug [informal], fire-raiser [Brit]
Derived forms: arsonists
Type of: crim [Brit, informal], criminal, crook [informal], felon, malefactor [formal], outlaw
Encyclopedia: Arsonist