A device for amplifying the voice to project it over a distance (megaphone). Used at events and gatherings to give directions or announcements.
運動会で先生がメガホンを使って選手に注意を呼びかけた。
At the sports day, the teacher used a megaphone to call the athletes' attention.
デモ行進ではリーダーがメガホンでスピーチをしていた。
During the demonstration, the leader was giving a speech using a megaphone.
非常時にはメガホンで避難誘導を行うことがある。
In emergencies, evacuation guidance may be given with a megaphone.