UNANNOUNCED


Meaning of UNANNOUNCED in English

/ ˌʌnəˈnaʊnst; NAmE / adjective

happening without anyone being told or warned in advance :

She just turned up unannounced on my doorstep.

an unannounced increase in bus fares

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.