taillight

noun

tail·​light ˈtāl-ˌlīt 

: a usually red warning light mounted at the rear of a vehicle

called also taillamp

Examples of taillight in a Sentence

Recent Examples on the Web

The rear end is all business, with thin and sharp taillights and an active spoiler. — New Atlas, 14 Aug. 2026

Twist jumped in his mom's car, which officers pulled over citing a broken taillight. — Cbs Chicago Team, CBS News, 10 Aug. 2026

Hillsborough County Sheriff Chad Chronister released the July 29 bodycam footage showing deputies stopping a vehicle in Tampa because its taillights and tag lights were not working. — Michael Sinkewicz, FOXNews.com, 6 Aug. 2026

In back the clamshell tailgate seen on previous Q5 and Q7 models is now a thing of the past, but optional curved OLED taillights featuring three-dimensional effects and lightning signatures look neat. — Joel Feder, The Drive, 29 July 2026

Word History

First Known Use

1844, in the meaning defined above

Rhymes for taillight

• affright
• airtight
• albite
• alight
• alright
• aplite
• aright
• bainite
• birthright
• bobwhite
• bornite
• bullfight

Kids Definition

taillight

noun

tail·​light ˈtā(ə)l-ˌlīt 

: a red warning light mounted at the rear of a vehicle