trol·​ley·​bus | \ ˈträ-lē-ˌbəs How to pronounce trolleybus (audio) \

Definition of trolleybus

: a bus that is powered electrically by two overhead wires

Examples of trolleybus in a Sentence

Recent Examples on the Web Modern trolleybuses plying the city’s streets all carry a notice saying they were purchased with funds donated by the European Union. Fred Weir, The Christian Science Monitor, 13 Aug. 2019 Metro maintains 70 miles of dual-wire trolleybus corridor, the second-largest system of just six in North America. Mike Lindblom, The Seattle Times, 27 Aug. 2018 New Flyer recently built a mixed-length fleet of 174 purple trolleybuses for Metro, ordered in 2015 in tandem with San Francisco Muni. Mike Lindblom, The Seattle Times, 27 Aug. 2018 Standard trolleybuses sell for over $1 million each. Mike Lindblom, The Seattle Times, 27 Aug. 2018 Height barely clears the overhead wires of train and trolleybus lines. Alexander Lew, WIRED, 28 Dec. 2007

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'trolleybus.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of trolleybus

1921, in the meaning defined above

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The first known use of trolleybus was in 1921

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trolley harp

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Cite this Entry

“Trolleybus.” Dictionary, Merriam-Webster, Accessed 25 Oct. 2021.

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