hazard lights

plural noun

: special lights on a vehicle that flash on and off and are used to warn other drivers (as when the vehicle is not working properly)
Turn on your hazard lights. Wait inside the car for your tow …Adam Kleiner

called also hazards

Examples of hazard lights 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 hazard lights on the Waymo were flashing during the interaction, but as the firetruck moved to continue responding to an emergency, the Waymo vehicle continued on its way like nothing happened. Irene Wright, USA Today, 24 June 2026 In extremely dense fog where visibility is near zero, the best course of action is to first turn on your hazard lights, then simply pull into a safe location such as a parking lot of a local business, and stop. Star-Telegram Weather Bot, Fort Worth Star-Telegram, 16 June 2026 In extremely dense fog where visibility is near zero, the best course of action is to first turn on your hazard lights, then simply pull into a safe location such as a parking lot of a local business, and stop. Nc Weather Bot, Charlotte Observer, 3 June 2026 In extremely dense fog where visibility is near zero, the best course of action is to first turn on your hazard lights, then simply pull into a safe location such as a parking lot of a local business, and stop. Ca Weather Bot, Sacbee.com, 2 June 2026 See All Example Sentences for hazard lights

Word History

First Known Use

1966, in the meaning defined above

Time Traveler
The first known use of hazard lights was in 1966

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Cite this Entry

“Hazard lights.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hazard%20lights. Accessed 2 Jul. 2026.

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