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.
is warning
-
present progressiveof warn (3rd person singular).present progressive
Used to describe an ongoing action or state that is currently taking place in the immediate present.
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.
The National Weather Service is warning of hazardous conditions at beaches in Ventura County, Los Angeles County and the Malibu coast through Monday afternoon, with dangerous rip currents and waves up to 6 feet expected.
From Los Angeles Times ● Aug. 30, 2026
The National Weather Service is warning of a high risk of heat-related illness as a heat wave stretches from Tuesday through Friday.
From Los Angeles Times ● Aug. 23, 2026
Now, one prominent economist is warning that the specific methods used by the Treasury and Federal Reserve to help prop up the struggling yen send a troubling message about the status of the greenback.
From MarketWatch ● Aug. 6, 2026
The NWS is warning of a "hazardous heat threat", with the chance of heat-related illnesses likely to increase.
From BBC ● Jul. 11, 2026
The air is a different kind of cold, the kind of frigid that shocks the senses awake, as if the forest is warning us to keep our eyes open.
From "Kwame Crashes the Underworld" by Craig Kofi Farmer
