: 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
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.
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Ca Weather Bot, Sacramento Bee, 26 Feb. 2025
Ensure your vehicle is visible to others by using low-beam headlights, which also activate your taillights.
—Bay Area Weather Report, The Mercury News, 25 Feb. 2025
As for the rear, the taillight is stacked in strips with a linear shape.
—New Atlas, 14 Feb. 2025
After Ole’s death, his alibi is confirmed, and a new clue emerges: Officer Anton notices that the taillight of Carl Willner’s restaurant delivery car is broken, matching the description of a vehicle seen near the crime scene.
—Isadora Wandermurem, TIME, 7 Feb. 2025
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Ca Weather Bot, Sacramento Bee, 26 Feb. 2025
Ensure your vehicle is visible to others by using low-beam headlights, which also activate your taillights.
—Bay Area Weather Report, The Mercury News, 25 Feb. 2025
As for the rear, the taillight is stacked in strips with a linear shape.
—New Atlas, 14 Feb. 2025
After Ole’s death, his alibi is confirmed, and a new clue emerges: Officer Anton notices that the taillight of Carl Willner’s restaurant delivery car is broken, matching the description of a vehicle seen near the crime scene.
—Isadora Wandermurem, TIME, 7 Feb. 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 Mar. 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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