flasher

noun

flash·​er ˈfla-shər 

: one that flashes: such as

a

: a light (such as a traffic signal or automobile light) that flashes to catch attention

b

: a device for automatically flashing a light (as on a vehicle)

c

: an exhibitionist who flashes

Examples of flasher in a Sentence

We noticed a car at the side of the road with its flashers on.

Recent Examples on the Web

Once stationary, deactivate all lights except the hazard flashers, engage the emergency brake, and release the brake pedal to ensure your tail lights remain unlit, minimizing the chance of other drivers colliding with your stationary vehicle. —Nc Weather Bot, Charlotte Observer, 10 Jan. 2026

Use the dome light and flashers to make your vehicle more noticeable. —Ca Weather Bot, Sacbee.com, 7 Jan. 2026

Keep your headlights on and activate emergency flashers to alert other drivers of your position. —Bay Area Weather Report, Mercury News, 7 Jan. 2026

Make your vehicle more visible by using the dome light and flashers. —Southern California Weather Report, Daily News, 7 Jan. 2026

Word History

First Known Use

1686, in the meaning defined above

Rhymes for flasher

• asher
• brasher
• dasher
• lasher
• masher
• slasher
• thrasher
• haberdasher

Kids Definition

flasher

noun

flash·​er ˈflash-ər 

: blinker sense 1