as in red light
something that tells of approaching danger or risk
the résumé she accidentally left on the office printer was a red flag that she was planning to quit
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Recent Examples of red flag
Point out red flags to look for, like asking for pictures or money, and the precautions to take when situations turn dangerous.
—
Post-Tribune, Chicago Tribune, 5 June 2026
Wirt cautions that returning to earlier behaviors is a red flag.
—Melissa Willets, Parents, 5 June 2026
One investigation into hospice fraud examined the business and financial records of every hospice currently operating in Los Angeles County, applying the same indicators identified by state auditors as potential red flags for fraud.
—Laura Geller, CBS News, 4 June 2026
On a macro level, the growing number of Americans in this boat raises red flags about the strength of the labor market and overall economy.
—Alex Harring, CNBC, 4 June 2026
See All Example Sentences for red flag
Post-Tribune, Chicago Tribune, 5 June 2026
Wirt cautions that returning to earlier behaviors is a red flag.
—Melissa Willets, Parents, 5 June 2026
One investigation into hospice fraud examined the business and financial records of every hospice currently operating in Los Angeles County, applying the same indicators identified by state auditors as potential red flags for fraud.
—Laura Geller, CBS News, 4 June 2026
On a macro level, the growing number of Americans in this boat raises red flags about the strength of the labor market and overall economy.
—Alex Harring, CNBC, 4 June 2026
See All Example Sentences for red flag
Recent Examples of Synonyms for red flag
Noun
-
The warning was for Davidson County.—
NC Weather Bot,
Charlotte Observer,
9 June 2026
-
Iran issued several warnings about its influence over oil trade.—
Jessie Yeung,
CNN Money,
9 June 2026
Noun
-
These were signs the women could easily read as the air cooled and their hearts sped.—
Literary Hub,
Literary Hub,
3 June 2026
-
The deal still needs sign-off from federal regulators.—
Daniel Arkin,
NBC news,
3 June 2026
Cite this Entry
“Red flag.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/red%20flag. Accessed 9 Jun. 2026.
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