: a usually red warning light mounted at the rear of a vehicle
called also taillamp
Examples of taillight in a Sentence
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The rear taillights, unfortunately, look to be grafted from a Polestar model, perhaps the result of Bentley head designer Robin Page’s Swedish sojourn with Volvo before his 2023 return to England.
—
Brett Berk, Robb Report, 8 July 2025
Guide Corp in Anderson, a manufacturer of auto taillights and headlights, pleaded guilty to releasing toxins into the river.
—John Tuohy, IndyStar, 2 July 2025
At the rear the quad-lamp taillights remain, but the exhaust outlets and lower bumper are revised and have a more cohesive and upscale appearance.
—Karl Brauer, Forbes.com, 1 July 2025
Broken taillight Pieces of Read’s taillight were found on the scene where O’Keefe’s body was located, investigators said.
—Melina Khan, USA Today, 19 June 2025
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Brett Berk, Robb Report, 8 July 2025
Guide Corp in Anderson, a manufacturer of auto taillights and headlights, pleaded guilty to releasing toxins into the river.
—John Tuohy, IndyStar, 2 July 2025
At the rear the quad-lamp taillights remain, but the exhaust outlets and lower bumper are revised and have a more cohesive and upscale appearance.
—Karl Brauer, Forbes.com, 1 July 2025
Broken taillight Pieces of Read’s taillight were found on the scene where O’Keefe’s body was located, investigators said.
—Melina Khan, USA Today, 19 June 2025
See All Example Sentences for taillight
Cite this Entry
“Taillight.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/taillight. Accessed 12 Jul. 2025.
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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