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, and get out only if it's safe—meaning traffic is at a crawl.

—Adam Kleiner

called also hazards

Examples of hazard lights in a Sentence

Recent Examples on the Web

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, 21 Apr. 2025

Troopers located the Tesla and allegedly observed the vehicle traveling in the center lane at approximately 30 mph with its four-way hazard lights activated. —Staff Report, Hartford Courant, 18 Apr. 2025

Stay in your lane: Use the road’s lane markings as a guide to staying in the correct lane. Visibility near zero: In cases of near-zero visibility due to dense fog, activate your hazard lights and seek a safe spot, like a nearby business parking lot, to pull over and stop. —Bay Area Weather Report, Mercury News, 14 Apr. 2025

Zero visibility protocol: In cases of near-zero visibility due to dense fog, initiate your hazard lights and locate a secure spot, such as a nearby business parking area, to pull over and come to a halt. —Southern California Weather Report, Oc Register, 10 Apr. 2025

Word History

First Known Use

1966, in the meaning defined above

Rhymes for hazard lights

• acolytes
• ammonites
• amorites
• analytes
• andesites
• appetites
• argillites
• astrocytes
• belemnites
• bryophytes
• canaanites
• carmelites