variants:
or sound bar
plural soundbars or sound bars
Definition of soundbar
: a rectangular audio device that transmits sound (as from a television or computer) via multiple loudspeakers contained in a single enclosure
A soundbar is designed to take the audio from a television and turn it into virtual 3D surround sound without having to do complicated wiring or stringing speaker boxes throughout the room.— Rick Nathanson
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Merriam-Webster unabridged
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Time Traveler for soundbar
The first known use of soundbar was in 1990
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