: 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
Move on to the car’s exterior and look for water or signs of condensation in the headlamps and taillights, on the instrument panel gauges, and even within the overhead dome light.
—
Jim Gorzelany, Forbes, 24 Sep. 2024
Exodus became a dangerous trail of taillights flickering through the dust like fading fireflies, and camps across the playa feared they’d be stuck breaking down until the end of the week.
—Morena Duwe, Los Angeles Times, 9 Sep. 2024
Philadelphia enacted a law limiting stops for reasons like a broken taillight.
—Emily Badger, New York Times, 29 July 2024
The full-width LED taillights now reside on a split tailgate offering a lower section that can used as a seat or table when tailgating.
—Karl Brauer, Forbes, 16 Aug. 2024
See all Example Sentences for taillight 
Jim Gorzelany, Forbes, 24 Sep. 2024
Exodus became a dangerous trail of taillights flickering through the dust like fading fireflies, and camps across the playa feared they’d be stuck breaking down until the end of the week.
—Morena Duwe, Los Angeles Times, 9 Sep. 2024
Philadelphia enacted a law limiting stops for reasons like a broken taillight.
—Emily Badger, New York Times, 29 July 2024
The full-width LED taillights now reside on a split tailgate offering a lower section that can used as a seat or table when tailgating.
—Karl Brauer, Forbes, 16 Aug. 2024
See all Example Sentences for taillight
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Dictionary Entries Near taillight
Cite this Entry
“Taillight.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/taillight. Accessed 5 Oct. 2024.
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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