: 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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Porto found traces of DNA from three people, including O'Keefe, on the outside of Read’s right rear taillight and on multiple pieces of O’Keefe’s clothing.
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Karissa Waddick, USA Today, 17 May 2025
Those included pieces of taillight that prosecutors say prove Read struck O’Keefe as well as some glass from a broken cocktail glass.
—Flint McColgan, Boston Herald, 8 May 2025
On one street, a car was submerged in floodwaters up to its taillights.
—Thomas G. Moukawsher, MSNBC Newsweek, 25 Apr. 2025
Brennan repeatedly highlighted the broken taillight identified on the defendant's vehicle as evidence that her Lexus struck O'Keefe.
—Meghan Mariani, ABC News, 22 Apr. 2025
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Karissa Waddick, USA Today, 17 May 2025
Those included pieces of taillight that prosecutors say prove Read struck O’Keefe as well as some glass from a broken cocktail glass.
—Flint McColgan, Boston Herald, 8 May 2025
On one street, a car was submerged in floodwaters up to its taillights.
—Thomas G. Moukawsher, MSNBC Newsweek, 25 Apr. 2025
Brennan repeatedly highlighted the broken taillight identified on the defendant's vehicle as evidence that her Lexus struck O'Keefe.
—Meghan Mariani, ABC News, 22 Apr. 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 3 Jun. 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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