Lewis & Short

stăbŭlārĭus, a, um, adj. [stabulum], of or belonging to a stopping-place or stable (post-Aug.): stabularia mulier, a hostess, landlady, Aug. Civ. Dei, 18, 18.
As subst.: stăbŭlārĭus, i, m.

  1. * A. A stable-boy, hostler, Col. 6, 23 fin.
  2. B. A host, landlord of the lowest kind of inn; a tavern-keeper, stable-keeper, Sen. Ben. 1, 14, 1; Dig. 4, 9, 5; 47, 5, 1; App. M. 1, p. 110, 9; Vulg. Luc. 10, 35.