traffic signal

noun
|Updated on: 17 Jun 2018

Definition of traffic signal

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

Recent Examples of traffic signal from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'traffic signal.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of traffic signal

1917

in the meaning defined above

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