loud speaker
Definition
- Noun:
- Device for sound amplification: "loud speaker" refers to a device that converts electrical signals into audible sound, typically used in public address systems, radios, and music playback. It is often called a "speaker" for short.
Usage Examples
- (The device emitted a distorted sound before the message.)
- (A sound amplification device was placed for clear audio.)
- (The built-in sound output device was not loud enough.)
Advanced Usage
"to speak through a loud speaker": to use a public address system to address a large audience.
- The principal spoke through a loud speaker to announce the schedule. (He used a sound amplification device for the announcement.)
"loud speaker system": an integrated setup of speakers, amplifiers, and wiring for sound distribution.
- The concert hall has a state-of-the-art loud speaker system. (A complete audio amplification arrangement.)
Variants and Related Words
Loudspeaker (n): a single-word spelling variant of "loud speaker," more common in modern usage.
- The loudspeaker emitted a high-pitched feedback noise. (The device produced an unwanted sound.)
Speaker (n): a shortened form of "loud speaker," used in everyday language.
- I need to buy a new speaker for my computer. (A device for sound output.)
Synonyms
- Amplifier: a device that increases the power of an audio signal (often used together with a loud speaker).
- Megaphone: a handheld device that projects the voice (less technical, more portable).
- Horn: a type of loud speaker used in older phonographs or for directional sound.
Related Idioms
To blow a loud speaker: to damage a speaker by playing sound at too high a volume.
- He blew the loud speaker by turning the music up too loud. (He damaged the device by overloading it.)
Loud speaker of the masses: a metaphorical phrase meaning someone who voices the opinions of many people.
- The journalist acted as a loud speaker of the masses. (She amplified the public's voice.)