Lewis & Short

2. Căpĭto, ōnis, m., a Roman cognomen, Atteius Capito; v. Atteius.; esp. in the gens Sestia; v. Fast. Capitol. ap. Grut. 289; and sarcastically, a name given to parasites, Plaut. Pers. 1, 2, 8; v. the commentt. ad h. l.