red alert: Meaning and Definition of
- (in military or civilian defense) the most urgent form of alert, signaling that an enemy attack is believed to be imminent.
- the signal or alarm sounded for this alert. Cf.
- a signal or warning that a critical situation is developing or has occurred.
- the period during which a state of crisis or danger is declared to exist.
Here are the facts and trivia that people are buzzing about.