warned; warning; warns

transitive verb

1
a
: to give notice to beforehand especially of danger or evil
b
: to give admonishing advice to : counsel
c
: to call to one's attention : inform
2
: to order to go or stay away
often used with off
warner noun

Examples of warn in a Sentence

I had been warned about the difficulties of the job. She warned me that the stove was still hot. “This won't be easy,” he warned. Nobody warned me about the dangers. I warned him to be careful, but he didn't listen to me. She warned us not to go too close to the fire.
Recent Examples on the Web Year in climate: Extreme weather events prove climate change is already here The National Weather Service is also warning of an enhanced risk of severe thunderstorms Wednesday for portions of eastern Kansas, northeast Oklahoma and northwest Missouri. Bill Hutchinson, ABC News, 30 Oct. 2024 Although youth vaping rates have dropped in recent years thanks in part to public-service campaigns that have warned kids about the dangers of vaping and nicotine addiction, the inclusion of a screen risks backtracking the progress that has been made. Nicholas Florko, The Atlantic, 30 Oct. 2024 Volkswagen has been in hot water in recent months, warning of potential plant closures in Germany and scrapping a slew of labor agreements with local workers in September. Sophie Kiderlin, CNBC, 30 Oct. 2024 In addition to Krasner’s allegations, the Justice Department has also warned Musk the giveaways may violate federal law, which prohibits paying or bribing people—including through lotteries—to vote or register to vote. Alison Durkee, Forbes, 30 Oct. 2024 See all Example Sentences for warn 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'warn.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Middle English warnen, going back to Old English wearnian, warnian "to be on one's guard, make aware, put on one's guard," going back to West Germanic *warnōjan- (whence Middle Dutch waernen "to provide with, give notice of a danger," Old High German warnōn), probably causative derivative of Germanic *wara- "cognizant, watchful" — more at ware entry 1

First Known Use

before the 12th century, in the meaning defined at transitive sense 1a

Time Traveler
The first known use of warn was before the 12th century

Dictionary Entries Near warn

Cite this Entry

“Warn.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/warn. Accessed 5 Nov. 2024.

Kids Definition

warn

verb
1
a
: to give notice to beforehand especially of danger or evil
b
: to give advice to : counsel
2
: to order to go or stay away
warned us off their land
warner noun

More from Merriam-Webster on warn

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