From Longman Dictionary of Contemporary Englishfireworkfire‧work /ˈfaɪəwɜːk $ ˈfaɪrwɜːrk/●くろまる●くろまる○しろまる noun [countable usually plural]1DHTa small container filled with powder that burns or explodes to produce coloured lights and noise in the skya New Year’s Eve fireworks displayJeff and David were in the back yard setting off fireworks.2spokenANGRY used to say that someone will be angryThere’ll be fireworks if I get home late again.3something that is exciting or impressiveThe real fireworks are provided by Shakespeare’s poetry.Examples from the Corpusfirework• Visual effects feature largely in this communityartsventure, and have included heliumballoons and fireworks.• Prayer, songs and fireworks all helped the faithfulcelebrate her feast day.• When the firing broke out, it was like some utterly excessivefireworksdisplay.• One of the targets, a munitions depot, went up in a spectacular display of fireworks.• At midnight the church bells are sounded all over the city and the sky is full of all varieties of fireworks.• The fireworks are products within the rule.fireworks display• There was so much noise around them, children screaming with excitement as a fireworks display exploded across the bay.• In an instant the wholeaircraft was outlined in fire like a set-piece at a fireworks display.• Those who saw the explosion said it resembled a fireworks display, with long streams of smoke and tinypinkfireballs.• They just stood watching a fireworks display across the bridge at the Expo.• When the firing broke out, it was like some utterly excessive fireworks display.• Saturday night, I guarantee you, the greatest fireworks display ever held in the City of Washington.• But all meter-sized impactors put on spectacular fireworks displays.• The fireworks display that heralded the opening of Antwerp 93 went off like a dampsquib.