rear light

British

noun

Also called: tail-light. tail lamp. a red light, usually one of a pair, attached to the rear of a motor vehicle

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A "simplification" of rear light systems to allow "clearer and more consistent visual cues to improve visibility and reaction time for following drivers in poor conditions".

From BBC • Apr. 20, 2026

You want to make sure that drivers see you, so we recommend having front and rear lights, generally a white light and a red rear light, and you can pair them with reflectors.

From Washington Post • Jun. 2, 2022

Donald was stopped for what Boyle described as a faulty rear light after deputies responded Feb. 4 to a neighborhood report of two cars suspiciously circling the area.

From Washington Times • Apr. 29, 2021

The rear light integrated into the seat post / battery is also a brake light that brightens and then flashes when pulling either brake caliper.

From The Verge • Oct. 10, 2020

Watching its rear light dwindle, he fancied that the grey shadow was slowing down; but one could not be sure about that.

From Alias the Lone Wolf by Vance, Louis Joseph

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