Definition of walking wheel in English:

walking wheel

Pronunciation /ˈwɔːkɪŋ ˌwiːl/

noun

  • 1An instrument consisting of a wheel with a handle by which it may be rolled along the ground to measure distances on foot; a measuring wheel. Compare "odometer", "perambulator".

  • 2historical A large vertical wheel which is turned by people or animals walking on the inner or outer rim, used as a source of mechanical power; a treadwheel. Compare "treadmill".

Origin

Early 18th century. From walking + wheel.