ūsŭārĭus, a, um, adj. [2. usus], of or belonging to use, usuary, viz.,
I Pass. , that is used , made use of : servus, i. e. whom one has the use of , but does not own , Dig. 7, 8, 14; Gell. 4, 1, 23.—
II Act. , as subst.: ūsŭā-rĭus , ii, m., one who uses or has the use of a thing, but no right of property in it: usus aquae personalis est: et ideo ad heredem usuarii transmitti non potest, Dig. 7, 8, 21: eadem et in usuario dicenda sunt, ib. 7, 1, 13, § 2.