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taillight

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noun tail·light \ˈtāl-ˌlīt\

Simple Definition of taillight

  • : a red light at the back of a vehicle

Source: Merriam-Webster's Learner's Dictionary

Full Definition of taillight

  1. :  a usually red warning light mounted at the rear of a vehicle —called also taillamp

1844

First Known Use of taillight

1844


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