Lewis Short
(adjective) : admissārĭus, a, um, admitto, sc. equus, asinus, etc.
* A horse, ass, etc., that is used for breeding, a stallion, etc.: equus,Varr. R. R. 2, 7: asinus,id. ib. 2, 8.—Hence, metaph. subst.
* Of a sensual, lewd man: scitus admissarius,Plaut. Mil. 4, 3, 19: admissarius iste, sic ad illius orationem adhinniit, * Cic. Pis. 28, 69 (cf. adhinnio); Sen. Q. N. 1, 16.
Charlton T. Lewis, Charles Short, A Latin Dictionary