/ˈwaɪldfaɪə(r) ||; ˈwaɪldˌfaɪr/noun [U] spread like wildfire (used about news, etc) to become known by more and more people very quickly ﹙消息等﹚像野火般蔓延，迅速传开: Rumours of his death spread like wildfire.有关他去世的谣言像野火般迅速传开。