ˈwalking ˌbus BrE AmE noun [countable] British English
a group of children who walk to or from school together, with other children and their parents joining the group at different places along the way
ˈwalking ˌbus BrE AmE noun [countable] British English
a group of children who walk to or from school together, with other children and their parents joining the group at different places along the way
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012