as in watch
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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Recent Examples of red alert
Authorities in Spain have halted commuter rail services around Barcelona amid a red alert for extreme rain, following deadly floods around Valencia that have already claimed 217 lives.
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David Faris, Newsweek, 4 Nov. 2024
Three regions, including Andalucia and Valencia, were under red alerts on Wednesday.
—Kevin Shalvey, ABC News, 30 Oct. 2024
The Valencian regional government is being criticized for not sending out flood warnings to people’s mobile phones until 8 p.m. on Tuesday, when the flooding had already started in some parts and well after the national weather agency had issued a red alert for heavy rains.
—Alberto Saiz, Los Angeles Times, 31 Oct. 2024
If his death was an online storm, then the weeks leading up to it were a red alert.
—Lucy Ford, TIME, 21 Oct. 2024
See all Example Sentences for red alert 
David Faris, Newsweek, 4 Nov. 2024
Three regions, including Andalucia and Valencia, were under red alerts on Wednesday.
—Kevin Shalvey, ABC News, 30 Oct. 2024
The Valencian regional government is being criticized for not sending out flood warnings to people’s mobile phones until 8 p.m. on Tuesday, when the flooding had already started in some parts and well after the national weather agency had issued a red alert for heavy rains.
—Alberto Saiz, Los Angeles Times, 31 Oct. 2024
If his death was an online storm, then the weeks leading up to it were a red alert.
—Lucy Ford, TIME, 21 Oct. 2024
See all Example Sentences for red alert
Recent Examples of Synonyms for red alert
Noun
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Brady wore the watch during halftime of the New England Patriots’ 2023 home opener against the Philadelphia Eagles, where he was feted by the crowd at Gillette Stadium.Jason Clinkscales, Sportico.com, 11 Dec. 2024
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The video of the shocking moment ends with Rossouw patiently placing the wiggly snake in a container while the stunned residents of the home watch on.Kelli Bender, People.com, 11 Dec. 2024
Noun
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This feature alerts nearby vehicles and drivers to the presence of a disabled autonomous truck and any potential hazards.Richard Bishop, Forbes, 19 Dec. 2024
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University staff got alerts if the student seemed to need immediate attention or intervention.Kelly Meyerhofer, Journal Sentinel, 18 Dec. 2024
Noun
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This vigilance extends to fostering empathy, allowing leaders to discern when team members are struggling.Brent Gleeson, Forbes, 13 Dec. 2024
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Kurt's key takeaways Remember, in the world of crypto, vigilance is your best friend.Kurt Knutsson, CyberGuy Report, Fox News, 11 Dec. 2024
Thesaurus Entries Near red alert
Cite this Entry
“Red alert.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/red%20alert. Accessed 24 Dec. 2024.
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