Synonyms of red flags

red flags

noun

plural of red flag

as in red lights

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 & Similar Words

• red lights
• warnings
• signs
• wake-up calls
• tocsins
• indicators
• signals
• cautions
• tip-offs
• notifications
• premonitions
• buoys
• omens
• portents
• declarations
• presages
• announcements
• notices
• foretokens
• foretastes
• knells

Antonyms & Near Antonyms

• all clears

Example Sentences

Recent Examples of red flags

In either case, there’s a period of normalcy, followed by red flags and denial after which all hell clearly breaks loose. — Culture Critic, Los Angeles Times, 30 Sep. 2026

Extreme stress, impatience, or intoxication are major red flags that can lead to negative experiences or removal from flights. — Joey Skladany, Travel + Leisure, 29 Sep. 2026

On the other hand, there are red flags for the Pats as well, playing in the Florida heat after two emotional games — a Super Bowl rematch and a home opener — while looking ahead to their showdown with the Bills next week. — Hank Gola, New York Daily News, 25 Sep. 2026

If any of those red flags are present, book a sleep study rather than another gadget. — Lauren Schuster, Charlotte Observer, 24 Sep. 2026

Her alleged return visit raised red flags when an employee recognized Quast from a similar theft days earlier and alerted police, according to the complaint. — Michael Sinkewicz, FOXNews.com, 18 Sep. 2026

The wobbliness of consumer spending coupled with a steady decline in the rate of personal savings held by the average American has raised red flags for entertainment sector economists. — Cynthia Littleton, Variety, 16 Sep. 2026

Looking back, the VanDoeselaars said, there were several red flags. — Emily Elconin For Cnn, CNN Money, 15 Sep. 2026

Shrugging off red flags But traders are still keen on the sector and see the latest share price decline as an opportunity. — Tobias Burns, CNBC, 14 Sep. 2026