loud-hailer
Noun: A portable, hand-held electronic device that amplifies a person's voice, consisting of a built-in microphone and a loudspeaker, used to address crowds or communicate over a distance. It is also commonly known as a megaphone or bullhorn.
The term "loud-hailer" is used to refer to the physical device itself. It is typically used in contexts involving public address, crowd control, safety instructions, or sports events. - The police officer used a loud-hailer to direct traffic away from the accident. - The tour guide addressed the large group through a loud-hailer. - For safety drills, the crew will make announcements via the ship's loud-hailer.
- The coach's instructions were barely audible over the noise until he picked up the loud-hailer.
- During the protest, organizers used a loud-hailer to relay information to the crowd.
- A loud-hailer is essential equipment for the lifeguard station.
- "To hail via loud-hailer": To call out to someone using this device.
- The coast guard hailed the drifting boat via loud-hailer.
- Megaphone: A common synonym for loud-hailer, often implying a simple, non-electrical cone-shaped device, though the terms are frequently used interchangeably.
- Bullhorn: Another common synonym, particularly in American English.
- Public Address System (PA System): A more complex, fixed or portable system of microphones, amplifiers, and speakers for addressing the public. A loud-hailer is a simple, self-contained form of a PA system.
- Megaphone
- Bullhorn
- Speaking trumpet (an older, non-electrical type)
Note: There are no specific idioms or phrasal verbs that use the compound word "loud-hailer." The device is typically referenced directly in a sentence.
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a portable loudspeaker with built-in microphone and amplifier
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