A group of students who walk to school chaperoned by two adults (the "driver" leading and the "conductor" following), according to a fixed route with designated "bus stops" where further students can join the group.

plural of walking bus

(UK, humorous) A person or animal that will eat almost anything.

plural of walking dustbin

A hiking boot.

plural of walking marriage

(anthropology) In Mosuo culture, a relationship in which partners do not live in the same household, and their children are raised by their mothers and the mothers' families.

plural of cock of the walk

(idiomatic) To pace back and forth restlessly, because of worry, excitement, distress, etc.

present participle of walk the floor