fore·​warn | \ fȯr-ˈwȯrn How to pronounce forewarn (audio) \
forewarned; forewarning; forewarns

Definition of forewarn

transitive verb

: to warn in advance

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Synonyms for forewarn


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Examples of forewarn in a Sentence

I should forewarn you before you come to visit that we have a dog.
Recent Examples on the Web Be forewarned that either side can be slippery when wet. Mike Campbell, Anchorage Daily News, "Got 1, 2 or 3 days to explore? Here are some fun itineraries," 28 May 2020 Yet before the Series began no one publicly campaigned to call off the games or forewarned Red Sox fans about the dangers of sitting in the bleachers, rubbing elbows and shaking hands. Randy Roberts And Johnny Smith, Smithsonian Magazine, "When Babe Ruth and the Great Influenza Gripped Boston," 30 Apr. 2020 Last month, the Trump campaign issued cease-and-desist letters to numerous television stations including WJFW, forewarning legal action. Caitlin Conant, CBS News, "2020 Daily Trail Markers: How the veepstakes will go on amid coronavirus," 13 Apr. 2020 Because Crawford didn’t own her house, however, she had never been forewarned of the possibility., "Death, lies and uranium: How an Ohio man’s mysterious disappearance in 1984 still haunts family, friends," 17 Mar. 2020 Untold numbers of people who didn’t see the economic sickle coming for them now join the ranks of those already forewarned that their futures were in financial peril. Phillip Morris, cleveland, "COVID-19 now demands that we all become good neighbors: Phillip Morris," 15 Mar. 2020 Be forewarned: Monday's America's Got Talent: The Champions episode is going to be an intense one for your heart. Kayla Keegan, Good Housekeeping, "'AGT: The Champions' Judge Simon Cowell Reacts to a Duo Transcend Star Getting Dropped in the Air," 4 Feb. 2020 He’s been forewarned about not throwing the risky passes that lose Super Bowls. John Holler, USA TODAY Sportsbook Wire, "2020 Super Bowl Prop Betting: How many receiving yards for Tyreek Hill?," 29 Jan. 2020 Take a look, but be forewarned that the images are gruesome. Los Angeles Times, "Giovani dos Santos tweets he’ll ‘come back soon and stronger’ after gruesome injury," 29 Sep. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'forewarn.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of forewarn

14th century, in the meaning defined above

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The first known use of forewarn was in the 14th century

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Cite this Entry

“Forewarn.” Dictionary, Merriam-Webster, Accessed 11 May. 2021.

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More Definitions for forewarn



English Language Learners Definition of forewarn

: to warn (someone) before something happens


fore·​warn | \ fȯr-ˈwȯrn How to pronounce forewarn (audio) \
forewarned; forewarning

Kids Definition of forewarn

: to warn in advance

More from Merriam-Webster on forewarn

Thesaurus: All synonyms and antonyms for forewarn

Nglish: Translation of forewarn for Spanish Speakers

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