(idiomatic) Conquest or Pestilence, one of the Four Horsemen of the Apocalypse.

(idiomatic) Famine, one of the Four Horsemen of the Apocalypse.

(idiomatic) War, one of the Four Horsemen of the Apocalypse.

A children's playground item consisting of a large spring beneath a central beam or flange on which the rider sits and rocks.

plural of spring rider

plural of circuit rider

(medicine) A bony deposit in the muscles of the upper and inner part of the thigh, due to the pressure and irritation caused by the saddle in riding.

plural of post rider

plural of dispatch rider

Alternative form of postrider