oppĕrĭor (obp-), pĕrītus and pertus, 4 (arch. forms
* Fut. opperibor, Plaut. Truc. 1, 2, 107 al.; inf. opperirier, id. ib. 2, 3, 5; v.infra; Ter. Eun. 5, 2, 51), v. dep. n. and a. [kindred with experior, from perior, whence peritus].
* Neutr., to wait (class.; syn.: exspecto, praestolor): opperiri exspectare,Fest. p. 187 Müll.: pol, quamquam domi cupio, opperiar,Plaut. Trin. 4, 1, 23: vel sex mensis opperibor,id. Ps. 1, 3, 89: non quis parumper durare opperirier?id. Truc. 2, 3, 5: aut ibidem opperiar, aut, etc.,Cic. Att. 3, 10, 1: ego in Arcano opperior, dum ista cognosco,id. ib. 10, 3, 1: unam praeterea horam ne oppertus sies,wait a whole hour,Ter. Phorm. 3, 2, 30.—Followed by ut with subj.: simul opperiens, ut terrestris copiae traicerentur,Liv. 42, 48, 10; Tac. A. 15, 68; Tiro ap. Gell. 6, 3, 42.
* Act., to wait for, await, expect a person or thing.
* With a personal object: servom, quem ego me jusseram hic opperiri,Plaut. Aul. 4, 7, 18: abi intro: ibi me opperire,Tert. And. 3, 2, 43: hostem,Verg. A. 10, 771: imperatorem,Tac. A. 4, 66.
* With an inanim. object: seni non otium erat, id sum opperitus,Plaut. Most. 3, 2, 101: tempora sua,Liv. 1, 56, 8: tempus dextrum,to wait for the right time,Sil. 5, 85.

s. TLL