trolley pole

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English

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Etymology

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A trolley wheel (a wheel that trolls along a wire) at the end of a pole.

Noun

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A pair of trolley poles on a trolley bus

trolley pole (plural trolley poles)

  1. A pole of wood or metal, used to transfer electricity from an overhead wire to power a tram, streetcar or trolley bus.

See also

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Further reading

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