1
as in caution
the act or an instance of telling beforehand of danger or risk
she delivered a strict warning that anyone who was caught stealing would be fired
Synonyms & Similar Words
Relevance
2
as in sign
something that tells of approaching danger or risk
the ominously darkening sky was a warning that a tornado was approaching
Synonyms & Similar Words
Antonyms & Near Antonyms
as in cautionary
serving as or offering a warning
usually gave her trademark warning look when the children were getting out of hand
Synonyms & Similar Words
as in alerting
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
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Recent Examples of warning
Nc Weather Bot, Charlotte Observer, 19 July 2025
Large swaths of Kansas are also under extreme heat warnings with forecasts up to 107 degrees.
—Mandy Taheri, MSNBC Newsweek, 19 July 2025
Scott Sonner, Star Tribune, 27 July 2021
In response, statistical authorities around the world could do little but issue warning press releases.
—Andrew Whitby, Time, 17 Apr. 2020
Marshall Shepherd, Forbes, 14 Dec. 2024
Even the mainstream media is warning users away from RCS, leaving Google with some thinking to do.
—Zak Doffman, Forbes, 14 Dec. 2024
See All Example Sentences for warning
Noun
The warning is for Alamance, Guilford, Orange and Person counties.
—Nc Weather Bot, Charlotte Observer, 19 July 2025
Large swaths of Kansas are also under extreme heat warnings with forecasts up to 107 degrees.
—Mandy Taheri, MSNBC Newsweek, 19 July 2025
Adjective
The bureau also will post more warning notices at 750 livestock sale facilities and review other potential changes to federal regulations.
—Scott Sonner, Star Tribune, 27 July 2021
In response, statistical authorities around the world could do little but issue warning press releases.
—Andrew Whitby, Time, 17 Apr. 2020
Verb
Your local television forecast, weather App, and warning information depends on government satellites, radars, models, observations, and personnel.
—Marshall Shepherd, Forbes, 14 Dec. 2024
Even the mainstream media is warning users away from RCS, leaving Google with some thinking to do.
—Zak Doffman, Forbes, 14 Dec. 2024
See All Example Sentences for warning
Recent Examples of Synonyms for warning
Noun
-
They were not asked to send anyone, and will be treating the talks with extreme caution.—
StyleCaster Editors,
StyleCaster,
18 July 2025
-
Unusually low prices that seem too good to be true—especially in popular tourist destinations or during peak seasons—should be viewed with caution.—
Katie Nadworny,
Travel + Leisure,
18 July 2025
Noun
-
That the account belonging to the president of the United States is now posting to the entire world like a Facebook Uncle, though, is a troubling sign.—
Charlie Warzel,
The Atlantic,
22 July 2025
-
This could be a sign of a wider acceptance of cryptcurrency in the mainstream, some experts said.—
Medora Lee,
USA Today,
22 July 2025
Noun
-
Researchers are even starting to get more forewarnings about volcanic eruptions and earthquakes.—
Umair Irfan,
Vox,
4 July 2025
-
With PulteGroup leading off this earnings report season, their negative comments could be a forewarning of more reality adjustments ahead.—
John S. Tobey,
Forbes,
26 Oct. 2024
Noun
-
Studies of bike riders six years ago — before the popularity of e-bikes soared — found that between 25% and 79% of bicyclists in the city do not stop for red lights.—
Steve Cohen,
New York Daily News,
13 July 2025
-
Acknowledging that the previous iteration of the red-light cameras was a controversial issue, most city leaders felt that fatalities and injuries from recent traffic collisions could’ve been avoided had drivers slowed down or not run red lights.—
Shawn Raymundo,
AZCentral.com,
3 July 2025
Adjective
-
And while the formal rules on travel have relaxed, the admonitory official language is unchanged.—
John Liu,
New York Times,
21 Jan. 2023
-
Satire has always had an admonitory function, and besides, some people are so obnoxious that a writer has to slow-walk the reader through their awfulness.—
Judith Shulevitz,
The Atlantic,
11 May 2022
Verb
-
Palace put a message out on their social media page advising the issue had been fixed around 35 minutes after tickets went on sale.—
Matt Woosnam,
New York Times,
13 Apr. 2025
-
Despite this being the lowest classification, health officials are still advising consumers to take precautions.—
Rachel Flynn,
People.com,
10 Apr. 2025
Noun
-
Air quality alerts have also been issued across northern Minnesota and far north-west Indiana.—
Matthew Robinson,
MSNBC Newsweek,
15 July 2025
-
Stay alert to what’s happening in your team, your sector, and your company’s positioning.—
Andrew Fennell,
Forbes.com,
14 July 2025
Noun
-
If a company demands a large payment upfront, that’s a red flag.—
Angie Hicks,
Boston Herald,
12 July 2025
-
Skeptics raise red flags Bitcoin's sharp rally has drawn caution from some corners of the market.—
Niket Nishant,
USA Today,
12 July 2025
Cite this Entry
“Warning.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/warning. Accessed 25 Jul. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share