stoplight

noun

stop·​light ˈstäp-ˌlīt 

1

: a light on the rear of a motor vehicle that is illuminated when the driver presses the brake pedal

2

: traffic signal

Examples of stoplight in a Sentence

Recent Examples on the Web

At a stoplight, a little girl jumps into the car’s backseat, shouts, ‘Go lady! — Rick Kogan, Chicago Tribune, 27 Oct. 2026

Born in 1961, John Thune grew up in Murdo, a town with no stoplights and a population today of around 500. — Kaia Hubbard, CBS News, 27 Oct. 2026

Luke Cancilla, a runner and physical therapist who works primarily with endurance runners and cyclists, said Hains Point is a particularly safe environment because there are fewer obstacles such as traffic, stoplights and sidewalks. — Rachel Treisman, NPR, 23 Oct. 2026

Busy Bar started with a cardboard box with an LED strip as a stoplight to let coworkers know you’re occupied. — Nina Elder, Time, 15 Oct. 2026

Word History

First Known Use

1926, in the meaning defined at sense 1

Rhymes for stoplight

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

Kids Definition

stoplight

noun

stop·​light ˈstäp-ˌlīt 

: traffic signal