Meaning of the word megaphone in English

What does megaphone mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

megaphone

US /ˈmeɡ.ə.foʊn/
UK /ˈmeɡ.ə.fəʊn/

Noun

a cone-shaped device used to amplify the voice

Example:
The protest leader used a megaphone to address the crowd.
Her voice was amplified by the megaphone, reaching everyone in the square.