treader

Noun

1. One who treads.
2. A bicycle.
   • Why, he weren’t no more’n knocked offen his treader. An’ now he’ve rid off home on it! - 1958, Dominic Reeve, Smoke in the Lanes, London: Constable & Co.; republished London: The Country Book Club, 1959, page 82:
   • The Royal Academy has just two orange hoops on to which four early-bird visitors can chain their treaders. It is left to the railings outside for the rest. - 1996 June 6, Ben Summers, “Saddle-weary commuters left with a...
   • He set off from Oxford on a standard old "treader" bike, often at night – navigating by the stars and napping under a hedge if got^([sic]) tired on his way to Holt. - 2015 July 25, Richard Batson, “Family set for...