Synonyms of red lights

red lights

noun

plural of red light

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

Synonyms & Similar Words

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

Antonyms & Near Antonyms

• all clears

Example Sentences

Recent Examples of red lights

But since the Golden Pacific Powerlink is expected to use towers 150 to 200 feet tall to carry the power lines, Fordem expects the towers would meet Federal Aviation Administration requirements to have red lights atop them that would mar the desert’s night skies and increase light pollution. —Rob Nikolewski, San Diego Union-Tribune, 26 Apr. 2026

At the time, a system of red lights on the runway that act as a warning for crossing traffic were still lit up. —ABC News, 23 Apr. 2026

Swapping your bedside lighting also makes a difference — dim red lights are less likely to shift circadian rhythms than white or blue light and make a better nighttime alternative. —Allison Palmer, Charlotte Observer, 13 Apr. 2026

The suspect drove through several red lights while officers trailed behind in the Westchester, Inglewood and South LA neighborhoods. —Matthew Rodriguez, CBS News, 12 Apr. 2026

Cars waiting behind red lights could be heard honking at pedestrians in support. —Alex Gladden, Oklahoman, 28 Mar. 2026

Walz also signed a bill requiring drivers to stop at least 20 feet away from a school bus when its flashing red lights are on, and to remain stopped until the bus is no longer signaling. —Alex Derosier, Twin Cities, 27 Mar. 2026

Guests frequently take photos under the red lights above the staircase leading up to the pool hall. —Michael Butler, Miami Herald, 20 Mar. 2026

One investigation was opened late last year after dozens of reports of Tesla vehicles running red lights and driving on the wrong side of the road, sometimes crashing into other vehicles and causing injuries. —Andrea Guzmán, Austin American Statesman, 19 Mar. 2026