as in to alert
to give notice to beforehand especially of danger or risk
the lifeguard warned the boys that if they continued playing so rough, someone was sure to get hurt
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Recent Examples of warn
Michael Che then addressed Trump adviser Corey Lewandowski and Homeland Security Secretary Kristi Noem both warning that ICE agents will be the Super Bowl after Puerto Rican rapper Bad Bunny—SNL‘s host—was announced as the halftime show performer.
—
William Vaillancourt, Rolling Stone, 5 Oct. 2025
Nepal’s government issued a severe rainfall warning in the eastern and central parts of the country from Saturday to Monday, while shutting down major highways.
—CNN Money, 5 Oct. 2025
Nessel spoke about the work of her office’s Hate Crimes Unit, warning that Michigan reported about 620 hate crimes in 2024 — more than 50 incidents a month.
—Nour Rahal, Freep.com, 4 Oct. 2025
The city of Evanston, an urban suburb of Chicago, issued a statement warning its residents of impending raids by ICE agents and urging them to report sightings of law enforcement.
—Rebecca Schneid, Time, 4 Oct. 2025
See All Example Sentences for warn
William Vaillancourt, Rolling Stone, 5 Oct. 2025
Nepal’s government issued a severe rainfall warning in the eastern and central parts of the country from Saturday to Monday, while shutting down major highways.
—CNN Money, 5 Oct. 2025
Nessel spoke about the work of her office’s Hate Crimes Unit, warning that Michigan reported about 620 hate crimes in 2024 — more than 50 incidents a month.
—Nour Rahal, Freep.com, 4 Oct. 2025
The city of Evanston, an urban suburb of Chicago, issued a statement warning its residents of impending raids by ICE agents and urging them to report sightings of law enforcement.
—Rebecca Schneid, Time, 4 Oct. 2025
See All Example Sentences for warn
Recent Examples of Synonyms for warn
Verb
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The Tingri County Tourism Company alerted visitors to the storm via WeChat, the outlets reported.—
Charlotte Phillipp,
PEOPLE,
5 Oct. 2025
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Ed is the one who alerted town officials of the fire, leading them to the location where Henry was found.—
JR Radcliffe,
USA Today,
4 Oct. 2025
Verb
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Sleep problems Men can ask their primary care doctors to perform a blood test to check their testosterone levels, Munger advised.—
Shiv Sudhakar,
FOXNews.com,
4 Oct. 2025
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If Your Party wants to avoid a similar fate, it would be well advised to be disciplined and electorally oriented—and to drop single-issue activism, hostility to Labour, and inept, baggage-laden figures such as Corbyn.—
Arash Azizi,
The Atlantic,
4 Oct. 2025
Cite this Entry
“Warn.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/warn. Accessed 8 Oct. 2025.
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