subwoofer

/ˈsʌbˌwʊfər/
noun
  1. A loudspeaker designed to produce very low bass sounds, typically used in home theater or car audio systems.
    • The subwoofer made the entire room shake during the action movie.
    • He installed a new subwoofer in his car to get deeper bass for his music.
    • Without a subwoofer, the low notes in the song sounded weak.
Synonyms
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