fireworks
plural noun
us/ˈfɑɪərˌwɜrks/smallcontainersfilledwithexplosivechemicalsthat make aloudnoisewhen theyexplodeand sometimesproducebright,coloredpatterns
Fireworks can alsomeanthepatternofcolorfulexplosionsin theairplannedas a show:
Whattimedo the fireworksstart?