unannounced

adjective

un·​an·​nounced ˌən-ə-ˈnau̇n(t)st 

: occurring without any prior announcement or warning : not announced

an unannounced concert

showed up unannounced at her doorstep

Examples of unannounced in a Sentence

Recent Examples on the Web

Yet when the police arrive unannounced one morning, Philip isn’t surprised. — Los Angeles Times, 30 Oct. 2026

However, for this year’s incomplete programming announcement, the unannounced holiday production will now be included with the season tickets this year. — Philip Potempa, Chicago Tribune, 28 Oct. 2026

The plans to renew joint strikes were discussed during Defense Secretary Pete Hegseth's unannounced visit to Israel earlier this week, according to one Israeli source, who added that new intelligence was shared between both sides. — ABC News, 22 Oct. 2026

The Times also reported that Defense Secretary Pete Hegseth met Israeli Prime Minister Benjamin Netanyahu during an unannounced visit to Israel this week to discuss potential new strikes. — Anniek Bao, CNBC, 22 Oct. 2026

Word History

First Known Use

circa 1775, in the meaning defined above

Rhymes for unannounced

• announced
• denounced
• pronounced
• renounced
• bounced
• flounced
• pounced