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Noun: trackless trolley  'trak-lus 'tró-lee
Usage: N. Amer (elsewhere: trolleybus)
  1. A passenger bus with an electric motor that draws power from overhead wires
    "The city introduced a fleet of trackless trolleys to reduce air pollution";
    - trolleybus, trolley coach [N. Amer], trolley

Derived forms: trackless trolleys

Type of: autobus, bus, charabanc [Brit], coach, double-decker, jitney [N. Amer, informal], motorbus, motorcoach, omnibus, passenger vehicle

Encyclopedia: Trackless trolley