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traffic sign

American  
[traf-ik sahyn] / ˈtræf ɪk ˌsaɪn /

noun

  1. a road sign, especially one carrying information intended to ensure the safe and smooth movement of vehicles, such as speed limits, parking and lane restrictions, the presence of crosswalks, etc..

    The website explains traffic signs and rules, such as the rules for right of way.

    Bike lanes are clearly indicated by street markings and blue traffic signs.

Etymology

Origin of traffic sign

First recorded in 1905–10

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.