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
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
Example Sentences
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Recent Examples of red alert
Copied Share No impacts or injuries following sirens, says emergency services
Paul Goldman
Reporting from Tel Aviv
There have been no reports of rocket impacts or injuries, says Israel's emergency services, Magen David Adom, after red alert sirens sounded in areas across central Israel.
—
Sean Nevin, NBC News, 19 Jan. 2025
Mayotte issued a red alert and people were ordered to stay in their homes or find a solid shelter, and store food and water, as Tropical Storm Dikeledi brought heavy rains and strong winds to once again pound France’s poorest territory.
—Gerald Imray, Los Angeles Times, 12 Jan. 2025
The French national weather service issued a red alert for Mayotte, its highest warning level, starting Friday night.
—Stephan Pechdimaldji, Newsweek, 13 Dec. 2024
In the case of the cold drop in Spain, the timely translation of the red alert into concrete actions on the ground failed.
—Geraldine Castro, WIRED, 28 Nov. 2024
See All Example Sentences for red alert
Sean Nevin, NBC News, 19 Jan. 2025
Mayotte issued a red alert and people were ordered to stay in their homes or find a solid shelter, and store food and water, as Tropical Storm Dikeledi brought heavy rains and strong winds to once again pound France’s poorest territory.
—Gerald Imray, Los Angeles Times, 12 Jan. 2025
The French national weather service issued a red alert for Mayotte, its highest warning level, starting Friday night.
—Stephan Pechdimaldji, Newsweek, 13 Dec. 2024
In the case of the cold drop in Spain, the timely translation of the red alert into concrete actions on the ground failed.
—Geraldine Castro, WIRED, 28 Nov. 2024
See All Example Sentences for red alert
Recent Examples of Synonyms for red alert
Noun
-
That’s how Tommy bids farewell to his brother before (presumably) removing the broken watch from Joel's wrist to leave for Ellie.—
EW.com,
EW.com,
28 Apr. 2025
-
The commemorative coins, which include gold and silver busts of Trump, emerged during the 2024 presidential campaign as one of several merchandising ventures Trump profited from -- a list that also included watches, sneakers, bibles and guitars.—
Lucien Bruggeman,
ABC News,
28 Apr. 2025
Noun
-
Iran's Foreign Ministry has issued a pointed warning against efforts to derail diplomacy as U.S.-Iran nuclear talks advance into a critical technical phase, saying the country is on high alert to face Israeli threats.—
Thomas G. Moukawsher,
MSNBC Newsweek,
24 Apr. 2025
-
Drivers cautioned as heavy rain triggers traffic concerns on eastbound K-10 in Eudora Authorities issue traffic alert for dangerous driving conditions amid heavy rain on K-10, from East 1900th Road to CR-442/North 1400th Road.—
Kansas City Star Bot,
Kansas City Star,
24 Apr. 2025
Noun
-
Social engineering attacks rely on trust, and vigilance is key.—
Kurt Knutsson, CyberGuy Report,
FOXNews.com,
16 Apr. 2025
-
The advisory also encourages vigilance in vacation rental properties, where there may not be private security.—
Eve Chen,
USA Today,
3 Apr. 2025
Cite this Entry
“Red alert.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/red%20alert. Accessed 3 May. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share