Thesaurus
Synonyms & Antonyms of red flag
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
Synonyms for red flag
Words Related to red flag
Phrases Synonymous with red flag
Near Antonyms for red flag
- all clear
Learn More About red flag
Cite this Entry
“Red flag.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/red%20flag. Accessed 5 Jul. 2022.
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Time Traveler for red flag
The first known use of red flag was in 1748
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