Lewis Short
(adjective) : lĕgĭōnārĭus, a, um, legio
* Of or belonging to a legion, legionary: miles, Asin. Poll. ap. Cic. Fam. 10, 32, 5; cf.: legionarii milites legionis decimae,Caes. B. G. 1, 42: cohortes,id. ib. 3, 11; id. B. C. 1, 73; Sall. J. 41: equites,Liv. 35, 5; Veg. Mil. 2, 2.
Charlton T. Lewis, Charles Short, A Latin Dictionary