călĭgārĭus, a, um, adj. [caliga],
of or pertaining to the soldier’s boot : clavus, Plin. 34, 14, 41, § 143.—Hence, with sutor, Inscr. Grut. 649, 1.—As subst.: călĭgārĭus , ii, m., a maker of soldiers’ boots , a shoemaker , Lampr. Alex. Sev. 33; Firm. Matth. 3, 12; Inscr. Spon. Misc. 220.