Lewis & Short

ob-nuntio (-nuncio), āvi, ātum, 1, v. a.

  1. I. To tell, report, announce any thing bad or unfortunate: primus rescisco omnia: Primus porro obnuntio, Ter. Ad. 4, 2, 7.
  2. II. In augury, t. t., to announce an opposing, adverse, or evil omen (used both of the augurs and of the magistrates and tribunes of the people; cf. Smith’s Antiq.): proprie obnuntiare dicuntur augures, qui aliquid mali ominis scaevumque viderint, Don. Ter. Ad. 4, 2, 8: augur auguri, consul consuli obnuntiāsti, Cic. Phil. 2, 33, 83: fretus sanctitate tribunatūs obnuntiavit consuli, etc., id. Sest. 37, 79.
    Impers. pass.: ut sibi postero die in foro obnuntiaretur, Cic. Att. 4, 3, 4.