: 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
Police say that the suspect's vehicle has a faded convertible top, no rear window, chrome-and-red European-style taillights and chrome rims.
—
Dean Fioresi, CBS News, 16 June 2026
Make your vehicle visible to others both ahead of you and behind you by using your low-beam headlights since this means your taillights will also be on.
—Star-Telegram Weather Bot, Fort Worth Star-Telegram, 16 June 2026
The adaptive system’s taillights even project turn signals onto the ground, a feature that should help nearby pedestrians and cyclists alike.
—Bryan Hood, Robb Report, 10 June 2026
As the piece was about to air, Pelley said, that the segment had featured shots of protesters being aggressive in confrontations with officers, including Pretti, who was shown kicking out a taillight of a police car.
—Ted Johnson, Deadline, 7 June 2026
See All Example Sentences for taillight
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Dean Fioresi, CBS News, 16 June 2026
Make your vehicle visible to others both ahead of you and behind you by using your low-beam headlights since this means your taillights will also be on.
—Star-Telegram Weather Bot, Fort Worth Star-Telegram, 16 June 2026
The adaptive system’s taillights even project turn signals onto the ground, a feature that should help nearby pedestrians and cyclists alike.
—Bryan Hood, Robb Report, 10 June 2026
As the piece was about to air, Pelley said, that the segment had featured shots of protesters being aggressive in confrontations with officers, including Pretti, who was shown kicking out a taillight of a police car.
—Ted Johnson, Deadline, 7 June 2026
See All Example Sentences for taillight
Cite this Entry
“Taillight.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/taillight. Accessed 25 Jun. 2026.
Copy CitationKids Definition
taillight
noun
tail·light
ˈtā(ə)l-ˌlīt 
: a red warning light mounted at the rear of a vehicle
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