: 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
Ensure your vehicle is visible to others by using low-beam headlights, which also activate your taillights.
—
Nc Weather Bot,
Charlotte Observer,
30 June 2026
Ensure your vehicle is visible to others by using low-beam headlights, which also activate your taillights.
—
Kansas City Star Weather Bot,
Kansas City Star,
27 June 2026
These four-seaters — mimicking a Dodge Charger, Mazda RX-7, Nissan Skyline GT-R and Toyota Supra — all come complete with working taillights.
—
Todd Martens,
Los Angeles Times,
23 June 2026
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
See All Example Sentences for taillight
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Nc Weather Bot,
Charlotte Observer,
30 June 2026
Ensure your vehicle is visible to others by using low-beam headlights, which also activate your taillights.
—
Kansas City Star Weather Bot,
Kansas City Star,
27 June 2026
These four-seaters — mimicking a Dodge Charger, Mazda RX-7, Nissan Skyline GT-R and Toyota Supra — all come complete with working taillights.
—
Todd Martens,
Los Angeles Times,
23 June 2026
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
See All Example Sentences for taillight
Cite this Entry
“Taillight.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/taillight. Accessed 5 Jul. 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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