Thesaurus

red alert

noun

Synonyms & Antonyms of red alert

the state of being constantly attentive and responsive to signs of opportunity, activity, or danger
  • the paparazzi were on red alert for sightings of the hot new Hollywood couple

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Time Traveler

The first known use of red alert was in 1941

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“Red alert.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/red%20alert. Accessed 26 Oct. 2020.

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