as in red flags
something that tells of approaching danger or risk
the reporter took her glower as a red light and stopped asking questions
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Example Sentences
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Recent Examples of red lights
Police said that during the pursuit the suspect tried to run over an officer, ran multiple red lights and swerved into oncoming traffic.
—
Christina Hall, Freep.com, 19 Sep. 2025
Residents have reported motorized bikes speeding down bike lanes and sidewalks to avoid traffic, sometimes while going the wrong way, blowing through red lights and nearly hitting pedestrians.
—Gayla Cawley, Boston Herald, 17 Sep. 2025
In the last three years, police have issued more than 180 e-bike citations and 230 warnings for violations that include running red lights, failing to stop at stop signs, riding on sidewalks and engaging in hazardous riding behaviors.
—City News Service, San Diego Union-Tribune, 15 Sep. 2025
City surveillance cameras allegedly showed Macias failing to stop for multiple red lights and hitting a vehicle at Pershing Road and Main Street shortly before the fatal crash.
—Kansas City Star, 15 Sep. 2025
That interaction produces the green and red lights.
—Jamie Carter, Forbes.com, 2 Sep. 2025
The crossing arms are already down, red lights flashing in warning.
—Devoun Cetoute, Miami Herald, 23 Aug. 2025
The tower’s glimmering red lights mix with an orange-and-pink sunset in the background to create an image that feels both moody and instantly nostalgic.
—Ray Mark Rinaldi, Denver Post, 18 Aug. 2025
After seven red lights, two final blue flash near the 9,000 rpm mark—your cue to pull the upshift paddle.
—Jonny Lieberman, Robb Report, 16 Aug. 2025
Christina Hall, Freep.com, 19 Sep. 2025
Residents have reported motorized bikes speeding down bike lanes and sidewalks to avoid traffic, sometimes while going the wrong way, blowing through red lights and nearly hitting pedestrians.
—Gayla Cawley, Boston Herald, 17 Sep. 2025
In the last three years, police have issued more than 180 e-bike citations and 230 warnings for violations that include running red lights, failing to stop at stop signs, riding on sidewalks and engaging in hazardous riding behaviors.
—City News Service, San Diego Union-Tribune, 15 Sep. 2025
City surveillance cameras allegedly showed Macias failing to stop for multiple red lights and hitting a vehicle at Pershing Road and Main Street shortly before the fatal crash.
—Kansas City Star, 15 Sep. 2025
That interaction produces the green and red lights.
—Jamie Carter, Forbes.com, 2 Sep. 2025
The crossing arms are already down, red lights flashing in warning.
—Devoun Cetoute, Miami Herald, 23 Aug. 2025
The tower’s glimmering red lights mix with an orange-and-pink sunset in the background to create an image that feels both moody and instantly nostalgic.
—Ray Mark Rinaldi, Denver Post, 18 Aug. 2025
After seven red lights, two final blue flash near the 9,000 rpm mark—your cue to pull the upshift paddle.
—Jonny Lieberman, Robb Report, 16 Aug. 2025
Recent Examples of Synonyms for red lights
Noun
-
On paper, the mortgage documents may seem to raise red flags, since a borrower isn’t supposed to hold two principal-residence mortgages at once.—
Samantha Delouya,
CNN Money,
25 Sep. 2025
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Alabama started Year 2 under Kalen Deboer by setting off a ton of red flags in a 31-17 loss to Florida State in Week 1, but the Tide bounced back with dominant wins over UL Monroe and Wisconsin.—
Tyler Everett,
MSNBC Newsweek,
24 Sep. 2025
Noun
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Additional watches or warnings could be required tonight or on Sunday.—
MIAMI HERALD HURRICANE BOT,
Miami Herald,
27 Sep. 2025
-
This storm may intensify, so be certain to monitor local radio stations and available television stations for additional information and possible warnings from the National Weather Service.—
CA Weather Bot,
Sacbee.com,
27 Sep. 2025
Noun
-
Some of those signs and those behavioral changes are going to be easily noticed.—
Suzi Morales,
Parents,
25 Sep. 2025
-
Neighbors who walk by often ask about Timm’s garden, now adorned with colorful signs – something her mom said helps spread awareness about the importance of taking action.—
Caitlin Looby,
jsonline.com,
25 Sep. 2025
Cite this Entry
“Red lights.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/red%20lights. Accessed 29 Sep. 2025.
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