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walking bus

British  

noun

  1. a group of school children walking together along an agreed route to and from school, accompanied by adults, with children joining and leaving the group at pre-arranged points

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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A GPS travel app, like Google Navigation, offers walking, bus, train and driving directions.

From Washington Times • Mar. 31, 2018