firebomb

fire +‎ bomb

firebomb (plural firebombs)

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

   A Molotov cocktail is a simple firebomb.

   • 2005, Jennifer Worth, Shadows of the Workhouse, Weidenfeld & Nicholson (2009), page 269:

     The firebombs were small, and burst into flames when they hit the ground.

firebomb (third-person singular simple present firebombs, present participle firebombing, simple past and past participle firebombed)

1. (transitive) To attack with a firebomb.

   The rioters firebombed the parked car.