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
Losing Jackson for any more games would certainly put the franchise on a red alert situation, as Cooper Rush did not spark much confidence in his starts with Jackson out.
—
James Brizuela, MSNBC Newsweek, 21 Nov. 2025
On Saturday, the South and Grand’Anse regions of Haiti were both upgraded to red alerts by the National Disaster Risk Management System.
—David J. Neal, Miami Herald, 26 Oct. 2025
The art community is on red alert.
—Lionel Laurent, Twin Cities, 24 Oct. 2025
The Sooners’ struggles of the past three years were a red alert that something had to change both on and off the field if this blue blood was going to stay one.
—Chris Vannini, New York Times, 9 Oct. 2025
See All Example Sentences for red alert
James Brizuela, MSNBC Newsweek, 21 Nov. 2025
On Saturday, the South and Grand’Anse regions of Haiti were both upgraded to red alerts by the National Disaster Risk Management System.
—David J. Neal, Miami Herald, 26 Oct. 2025
The art community is on red alert.
—Lionel Laurent, Twin Cities, 24 Oct. 2025
The Sooners’ struggles of the past three years were a red alert that something had to change both on and off the field if this blue blood was going to stay one.
—Chris Vannini, New York Times, 9 Oct. 2025
See All Example Sentences for red alert
Recent Examples of Synonyms for red alert
Noun
-
If there is a potential for temperatures to fall into these thresholds, a freeze watch may be issued a few days ahead of time.—
CA Weather Bot,
Sacbee.com,
16 Apr. 2026
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Channel 4 has also embraced the move to streaming under Katz’s watch.—
Jake Kanter,
Deadline,
16 Apr. 2026
Noun
-
A lot of this involves watchfulness—noticing what the preferring mind (that is, the editing mind) as put in place, and accepting it, and building upon it.—
Literary Hub,
Literary Hub,
27 Jan. 2026
-
With calm resolve, the United States and the European Union have each made decisions in recent days showing a firm watchfulness against big-power aggression.—
The Christian Science Monitor,
Christian Science Monitor,
19 Dec. 2025
Noun
-
Tornado sirens, cell phone alerts, high winds and pounding rain woke up Michigan residents as severe weather pushed through the state overnight Tuesday.—
Paula Wethington,
CBS News,
15 Apr. 2026
-
Jim waits 45 minutes after sending a trade alert before buying or selling a stock in his charitable trust's portfolio.—
Natasha Abellard,
CNBC,
14 Apr. 2026
Noun
-
Dogs bred for alertness or reactivity may be more attuned to sound, though this isn’t a hard-and-fast rule.—
Jamie Cuccinelli,
Martha Stewart,
7 Apr. 2026
-
More daylight can increase signals in the brain that support alertness, mood, and energy.—
Julie Scott,
Verywell Health,
7 Apr. 2026
Noun
-
In summary, when facing the threat of lightning, vigilance and preparedness are your best allies.—
Southern California Weather Report,
Daily News,
13 Apr. 2026
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In summary, when facing the threat of lightning, vigilance and preparedness are your best allies.—
Bay Area Weather Report,
Mercury News,
12 Apr. 2026
Cite this Entry
“Red alert.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/red%20alert. Accessed 19 Apr. 2026.
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