:a very intense and destructive fire usually accompanied by high winds
:one that is started by attack with nuclear or incendiary weapons and that creates a powerful updraft which causes very strong inrushing winds to develop in the surrounding area
- The Rooses' house and gardens were obliterated in the 1991 Oakland firestorm.
- —Craig Summers Black
- His goal was to create firestorms like the ones that had consumed Hamburg and Dresden, conflagrations so vast and intense that nothing could survive them …
- —David M. Kennedy
:a sudden or violent outburst
- a firestorm of public protest