1. an electronic device that converts electrical signals into sound and amplifies it for a large audience

Examples

• The principal’s voice echoed through the loudspeaker in every classroom.
• We could hear the concert clearly thanks to the powerful loudspeakers.
• The train station announcements came through crackling loudspeakers.
• They set up loudspeakers around the park for the outdoor movie.
• The loudspeaker on the ice cream truck played a cheerful melody.
• Emergency instructions were broadcast over the building’s loudspeaker system.