n. A man who drives a coach.n. In ichthyology, a serranoid fish, Dules auriga: same as charioteer, 3.n. In angling, an artificial fly, named for a Herefordshire stage-coach driver who was famous as a fly-fisher. It is composed of a copper-colored peacock harl body, white swan or other white feather wings, and red cock-hackle.n. Same as coach-whip bird.