traffic signal

noun

: a signal (such as a traffic light) for controlling traffic

Examples of traffic signal in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Multiple traffic signals were also knocked out of service, while emergency crews worked throughout the night responding to calls for service and resetting numerous fire alarms. — David Ferrara, Cincinnati Enquirer, 19 June 2026 Her vehicle went airborne, struck a traffic signal and then burst into flames, according to the Minnesota State Patrol. — Kristi Miller, Twin Cities, 29 June 2026 According to the police department, an investigation showed that Green did not stop at an intersection where the traffic signal was not green while responding to the call. — Dan Raby, CBS News, 26 June 2026 In an age of visual and underground detection, why am I delayed at a traffic signal waiting for an imaginary vehicle to enter the intersection? — Ticked Off, The Orlando Sentinel, 26 June 2026 See All Example Sentences for traffic signal

Word History

First Known Use

1893, in the meaning defined above

Time Traveler
The first known use of traffic signal was in 1893

Browse Nearby Words

traffic sign
traffic signal
traffic stop
See all Nearby Words

Cite this Entry

“Traffic signal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/traffic%20signal. Accessed 9 Jul. 2026.

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Kids Definition

traffic signal

noun
: a signal (as a traffic light) for controlling traffic

More from Merriam-Webster on traffic signal

Britannica.com: Encyclopedia article about traffic signal

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