0 a bomb that causes destruction by starting a fire rather than exploding:
Rioters armed with firebombs set light to police barricades.
1 to damage a place with a firebomb:
Animal rights extremists threatened to firebomb any stores that stock fur coats.
2 a bomb that causes a lot of destruction by spreading fire
3 to destroy something using a bomb that causes fire
When the family's house was firebombed eight weeks later, she and her mother were at home but were not hurt.
The victory of the movement has encouraged extremists, some of whom have firebombed cafes, pool halls and bars.
He is in jail, accused of firebombing a supermarket.
