1. (毀滅性的)大火災；不易撲滅的野火 [C] The wildfires of 1987 ravaged thousands of acres of forest. —— 一九八七年的大火摧毀了數千公頃的森林。2. 散布極快的事物 [U] The news spread like wildfire through the community. —— 這條消息在社區中迅速傳播開來。3. 鬼火；磷火 [U] The child was captivated by the ghostly wildfires outside the window. —— 孩子被窗外閃爍的磷火深深吸引。4. (無雷的)閃電；電光 [U] During the storm, the sky was illuminated by wildfires of lightning. —— 在暴風雨中，天空被閃電的光芒照亮。5. (舊時海戰中的)燃燒劑 [U] In ancient naval battles, wildfire was used as a incendiary agent. —— 在古代海戰中，燃燒劑“wildfire”被用來縱火。