noun
a passenger bus with an electric motor that draws power from overhead wires
• Syn: ↑trolleybus, ↑trackless trolley
• Hypernyms:
↑bus, ↑autobus, ↑coach, ↑charabanc, ↑double-decker, ↑jitney, ↑motorbus, ↑motorcoach, ↑omnibus, ↑passenger vehicle
• Part Meronyms: ↑electric motor
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nounsee trolleybus
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trolley bus or trolley coach,
a passenger bus drawing power from an overhead electric wire by means of a trolley.
Useful english dictionary. 2012.