柯林斯词典panic button 1. N a button or switch that operates any of various safety devices, for use in an emergency (操縱安全設備的)應急按鈕; 在緊急情況時使用 返回 panic button剑桥词典a device , usually a button , that is used to call for help by someone in a dangerous situation 報警按鈕，緊急呼救按鈕 習語hit/press/push the panic button 返回 panic button