n. a road made of rough-hewn planks laid across timbers running end-to-end at right angles to the planks.
See also: plank road
- 1849  The plank-way, on which is the travelling for rough-shod horses only, is 16 feet wide.
- 1965  Yet in spite of these hazards this 14-mile plankway may well hold a record: for its 30-year history is unmarred by death of injury.