LOUDHAILER


Meaning of LOUDHAILER in English

/ ˌlaʊdˈheɪlə(r); NAmE / ( BrE ) ( NAmE bull·horn ) noun

an electronic device, shaped like a horn, with a microphone at one end, that you speak into in order to make your voice louder so that it can be heard at a distance

—compare megaphone

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