Lewis Short
(verb) : căpistro (āvi), ātum, 1, id..
* To halter, tie with a halter: jumenta,Col. 6, 19, 2; Plin. 18, 19, 49, § 177; Ov. H. 2, 80; Sid, Carm. 22, 23.—*
* Transf., of the vine, to bind fast, to fasten, Col. 11, 2, 95.
Charlton T. Lewis, Charles Short, A Latin Dictionary