Entry 2 senses Webster, 1913 Wagoner /wăg'-ən-ẽr/ · Wag·on·er · IPA /wˈæɡənər/ 01 n. One who conducts a wagon; one whose business it is to drive a wagon. 1. One who conducts a wagon; one whose business it is to drive a wagon. 2. The constellation Charles's Wain, or Ursa Major. See Ursa major, under Ursa.(Astron.) See: Ursa