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
When the mind finds itself in situations that even remotely resemble a painful past playing out again in the future, it is designed to raise red flags.
—
Gabby Herzig, New York Times, 13 Apr. 2025
Read — and listen — below for an exclusive excerpt from How to Giggle, all about spotting red flags in friendships.
—Carly Tagen-Dye, People.com, 11 Apr. 2025
The soil sampling, though limited in scope, raised serious red flags.
—Félix E. Rivera-Mariani, Sun Sentinel, 10 Apr. 2025
Of course, not every moment of comparison or jealousy is an immediate red flag, Suzanne Degges-White, PhD, LCPC, a licensed counselor and chair of the department of counseling and higher education at the Northern Illinois University College of Education, tells SELF.
—Jenna Ryu, SELF, 10 Apr. 2025
See All Example Sentences for red flag
Gabby Herzig, New York Times, 13 Apr. 2025
Read — and listen — below for an exclusive excerpt from How to Giggle, all about spotting red flags in friendships.
—Carly Tagen-Dye, People.com, 11 Apr. 2025
The soil sampling, though limited in scope, raised serious red flags.
—Félix E. Rivera-Mariani, Sun Sentinel, 10 Apr. 2025
Of course, not every moment of comparison or jealousy is an immediate red flag, Suzanne Degges-White, PhD, LCPC, a licensed counselor and chair of the department of counseling and higher education at the Northern Illinois University College of Education, tells SELF.
—Jenna Ryu, SELF, 10 Apr. 2025
See All Example Sentences for red flag
Recent Examples of Synonyms for red flag
Noun
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Fortunately, that did not take too long, and Tyrion soon started physical therapy and red light therapy.—
Saman Shafiq,
USA Today,
20 Apr. 2025
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Members can opt for hyperbaric chambers as well as red light therapy and cryotherapy.—
Tanya Benedicto Klich,
Forbes.com,
14 Apr. 2025
Noun
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Additionally, extreme fire weather conditions will take place in the Southwest on Sunday, with red flag warnings in effect for parts of Arizona, New Mexico, Texas and Colorado.—
Kyle Reiman,
ABC News,
27 Apr. 2025
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The warning was issued Friday at 7 a.m., and the latest update about this incident was released on Saturday at 7:56 p.m.—
Kansas City Star Bot,
Kansas City Star,
27 Apr. 2025
Noun
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And where the signs of new beginnings are evident everywhere.—
Bea L. Hines,
Miami Herald,
17 Apr. 2025
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Dark Cherry Getty Images Getty Images Cherry cola hair has been on the come-up since fall 2023, and the trend—or some version of dark cherry or burgundy hair—shows no signs of slowing down in 2025.—
Avery Stone,
Allure,
17 Apr. 2025
Cite this Entry
“Red flag.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/red%20flag. Accessed 30 Apr. 2025.
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