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.
The 20-minute short film Garrett's Gift shares the legacy of Garrett Morgan, the inventor of the traffic signal. Lynnette Nicholas, Parents, 27 Jan. 2026 The city has designated blue light lots as free parking areas for residents during citywide snow parking bans, indicated by illuminated blue lights on traffic signals. Stephen Underwood, Hartford Courant, 23 Jan. 2026 The pursuit continued toward Benton Boulevard when the driver failed to stop for a red traffic signal. Ben Wheeler, Kansas City Star, 21 Jan. 2026 The two fees that passed include an urban forestry fee and streetlight/traffic signal fee, neither were contentious among residents. Erik S. Hanley, jsonline.com, 20 Jan. 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

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Cite this Entry

“Traffic signal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/traffic%20signal. Accessed 1 Feb. 2026.

Kids Definition

traffic signal

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

More from Merriam-Webster on traffic signal

Last Updated: - Updated example sentences
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