Lewis & Short

urbānĭcĭānus, a, um, adj. [urbanus]; in milit. lang., garrisoned in the city (of Rome): milites, Dig. 4, 6, 35, § 4; Spart. Carac. 4; id. Get. 6 (called urbanae cohor tes, Dig. 25, 1, 8, § 9).