red alert

noun

Definition of red alert

: the final stage of alert in which enemy attack appears imminent broadly : a state of alert brought on by impending danger

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Examples of red alert in a Sentence

The troops have been put on red alert. the paparazzi were on red alert for sightings of the hot new Hollywood couple

Recent Examples on the Web

That might constitute a red alert in other circumstances. Joe Morgenstern, WSJ, "‘Working Woman’ Review: Unsafe Environment," 11 Apr. 2019 The red alert level, the Directorate's highest, was maintained for weeks, and 11 people living in nearby houses were protectively evacuated. Fox News, "The Latest: Northern Europe prepares for summer storms," 10 Aug. 2018 Hawaii issued an aviation red alert Tuesday after the Kilauea volcano spewed a plume of ash into the air, with authorities warning the volcano could become more explosive. Casey Quackenbush, Time, "Hawaii on 'Red Alert' After Huge Ash Cloud Bursts From Kilauea Volcano," 16 May 2018 Or someone loses their nerve, putting the Jennings on red alert. Joshua Rivera, GQ, "Now That It's Over: The Americans," 31 May 2018 The central government issued red alerts for landslides in two mountain villages of northwestern Taiwan’s Hsinchu county, effective Wednesday. Washington Post, "Typhoon Maria barrels into China after pounding Taiwan," 12 July 2018 The central government issued red alerts for landslides in two mountain villages of northwestern Taiwan's Hsinchu county, effective Wednesday. Fox News, "Typhoon Maria barrels into China after pounding Taiwan," 11 July 2018 Newcastle United have been put on red alert as Italian reports have emerged that Belgian international Dennis Praet is free to leave Sampdoria this summer. SI.com, "Newcastle United on Red Alert as Belgian Midfielder Is Told He Is Free to Leave Serie A Club," 27 June 2018 So many red alerts have gone off at City Hall about the dysfunctional 911 center in recent years. Jason Williams, Cincinnati.com, "PX column: Cranley, Black, City Council share 'a lot of blame' for Kyle Plush death," 13 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'red alert.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of red alert

1941, in the meaning defined above

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Statistics for red alert

Last Updated

16 Apr 2019

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Time Traveler for red alert

The first known use of red alert was in 1941

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More Definitions for red alert

red alert

noun

English Language Learners Definition of red alert

: a warning that there is great danger

More from Merriam-Webster on red alert

Rhyming Dictionary: Words that rhyme with red alert

Thesaurus: All synonyms and antonyms for red alert

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