We found 12 dictionaries that define the word arsonists:

General (9 matching dictionaries)

1. arsonists: Merriam-Webster
2. arsonists: Collins English Dictionary
3. arsonists: Vocabulary.com
4. Arsonists, arsonist's, arsonists: Wordnik
5. arsonists: Cambridge Advanced Learner's Dictionary
6. arsonists: Wiktionary
7. arsonists: Cambridge Essential American English Dictionary
8. Arsonists (disambiguation), Arsonists (hip hop group), Arsonists (rap group), Arsonists: Wikipedia, the Free Encyclopedia
9. Arsonists: TheFreeDictionary.com

Business (2 matching dictionaries)

10. arsonists: Merriam-Webster Legal Dictionary
11. Arsonists: Legal dictionary

Computing (1 matching dictionary)

12. Arsonists: Encyclopedia

(Note: See arsonist as well.)

Definitions from Wiktionary (arsonist) ▸ noun:  One who has committed the act of arson, or illegally setting fire to property. ▸ Also see arsonist Opposite: firefighters, firemen, firewomen Phrases: Arsonists Get All the Girls, more... ▸ Words similar to arsonists ▸ Usage examples for arsonists ▸ Idioms related to arsonists ▸ Wikipedia articles (New!) ▸ Popular adjectives describing arsonists ▸ Words that often appear near arsonists ▸ Rhymes of arsonists ▸ Invented words related to arsonists