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[drahy-ver-lis] /ˈdraɪ vər lɪs/
  1. not having a human driver in control:
    The horse became startled and the now driverless horse-drawn carriage ran into a car.
  2. without a human operator:
    driverless machinery.
(of a vehicle) navigated and maneuvered by a computer, without a need for human control or intervention under normal road conditions, as in driverless car.
Origin of driverless
1840-1850 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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  • Stopping suddenly, he looked back and discovered that they were driverless.

    Baldy of Nome Esther Birdsall Darling
  • Big Louie's face was upturned, and the explanation of the two rifle reports and the driverless team was here.

  • On through the night plunged the driverless coach, the horses mad with fright.

    The Time Mirror Clark South

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