1. announce To announce is to give intelligence of in some formal or public way. We may announce that which has occurred or that which is to occur, tho the word is chiefly used in the anticipative sense; we Synonyms: announce, advertise, give notice (of), proclaim, reveal, circulate, give out, promulgate, say, communicate, herald, propound, spread abroad, declare, make known, publish, state, enunciate, notify, report, tell Antonyms: bury, cover (up), hush, keep secret, suppress, conceal, hide, keep back, secrete, withhold