warn
verb (used with object)
to give notice, advice, or intimation to (a person, group, etc.) of danger, impending evil, possible harm, or anything else unfavorable.
warned
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past participleof warn.past participle
A verb form used in perfect and passive verb constructions and that can also function as a modifier.
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past tense formof warn.past tense
Used to describe completed actions or previous habitual actions.
warnverb (used with object)to give notice, advice, or intimation to (a person, group, etc.) of danger, impending evil, possible harm, or anything else unfavorable.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Heathrow Airport has warned access to Terminals 2 and 3 is restricted because of flooding.
From BBC ● Aug. 15, 2026
Berner warned that new homeowners should not get hung up on their home’s value after they move in, as it could lead to unnecessary anxiety.
From MarketWatch ● Aug. 15, 2026
According to interviews and internal emails reviewed by ProPublica, career staffers at the Justice Department warned that transferring voter rolls to HSI to enable it to search for noncitizen voters could violate federal privacy laws.
From Salon ● Aug. 15, 2026
The Council has warned investment was falling short and urged the government to boost support, noting "the risk is growing faster than our collective capacity to respond".
From Barron's ● Aug. 14, 2026
“Just so you know,” I warned, “if you think my Kanyen’kéha is bad, I know even less about beading.”
From "Legendary Frybread Drive-In" by Cynthia Leitich Smith
