RED ALERT Definition & Meaning

red alert

noun

(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. Compare blue alert, white alert, yellow alert.
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.

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�y��vlog History and Origins

Origin of red alert¹

First recorded in 1960–65

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Example Sentences

Examples have not been reviewed.

Whether this is an acceptance of his England Test career being over, only 35-year-old Bairstow will know but Division One bowling attacks will be on red alert.

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The United States Geological Survey has issued a "red alert", warning that "high casualties and extensive damage are probable".

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In a statement, Wisconsin Democratic Party chair Ben Wikler warned that Musk’s “attempt to buy Wisconsin’s Supreme Court is a red alert that his attack on democracy isn’t limited to gutting the federal government.”

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The prefect said it was likely the island would remain on red alert until Monday evening, since heavy rain was expected to continue even after the storm had passed.

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“The entire community is still under red alert.”

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