clāvĭcŭla, ae, f. dim. [clavis] *
I A small key , Caes. Germ. Arat. 195.—
II A tendril , by which the vine clings to its props , Cic. Sen. 15, 52; id. N. D. 2, 47, 120; Col. 4, 6, 2; Plin. 23, prooem. § 5.—
III A bar , bolt of the door , Hyg. Grom. 55.
IV —Hence, clāvĭcŭlārĭus , ĭi, m., a key-keeper , jailer , Firm. Math. 3, 66.