flare-up /ˌfleərˈʌp/ n. 1. 突然起燃，骤燃；突然发出火焰 a sharp flare-up of the dying fire 快熄灭的火突然发出的烈焰 2. (怒气、不满、暴力行为、疾病等的)突然发作(或加剧) strike sb. in a flare-up of fury 狂怒之下殴打某人 a flare-up of malaria 疟疾的突发 The two brothers had frequent flare-ups. 弟兄俩时常吵架。 3. 〈喻〉昙花一现 4. 欢闹，狂欢