noun, verb ·3 syllables ·Uncommon ·Advanced level

Definitions

Noun

1. 1
   A weapon that causes fire; an incendiary weapon.

   "A Molotov cocktail is a simple firebomb."

2. 2
   a bomb that is designed to start fires; is most effective against flammable targets (such as fuel) wordnet

Verb

1. 1
   To attack with a firebomb. transitive

   "The rioters firebombed the parked car."

2. 2
   attack with incendiary bombs wordnet

Synonyms

All synonyms

incendiaryincendiary bombincendiary bomb

Example

More examples

"A Molotov cocktail is a simple firebomb."

Etymology

From fire + bomb.

Related phrases

firebomb a Walmart

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.