I.of or belonging to the body-guard, prœtorian (post-Aug.): “praetorianus miles,” a soldier of the imperial body-guard, a prœtorian, Tac. H. 2, 44: “pars praetoriani equitis,” id. A. 1, 24: “milites,” Plin. 6, 29, 35, § 181: “cohortes,” id. 9, 6, 5, § 15: “exercitus,” Suet. Vesp. 6: “praefectura, i. e. praefecti praetorio,” Aur. Vict. Epit. 10.—Plur. as subst.: praetōrĭāni , ōrum, the prœtorians, the prœtorian guards, Tac. H. 1, 74; id. A. 6, 3.
praetōrĭānus , a, um, adj. praetorium,