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sound - definition and synonyms

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verb     sound pronunciation in American English
Word Forms
present tense
present participlesounding
past tensesounded
past participlesounded
  1. 1
    [linking verb] to seem good, bad, interesting, exciting, etc. according to what you have heard, read, or know
    sound like:

    Costa Rica sounds like a great place for a relaxing vacation.

    it sounds as if/as though:

    It sounds as if he’s never home.

    Synonyms and related words
  2. 2
    to show a particular emotion or quality in your voice

    He always sounds too busy to talk.

    sound like:

    I don’t want to sound like I’m complaining, but this plan is unfair.

    sound as if/as though:

    It sounds as if you’re getting a cold.

  3. 3
    [intransitive] to produce a sound
    1. a.
      [transitive] to make something produce a sound

      Trains are required to sound their whistles as they approach a crossing.

  4. 5
    to express a particular reaction to a situation, idea, or event
    sound a positive/hopeful/confident note:

    Officials sounded a hopeful note about finding the funding for the new school.

    sound a note of caution/warning:

    A recovery in sales has been reported but most retailers have sounded a note of caution.

    sound a warning/alarm (=inform people of a danger):

    The program hopes to sound an early warning to teenagers about the dangers of smoking.

  5. 6
    [transitive] to measure the depth of an area of water such as a lake or the ocean using special equipment

phrasal verbs

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a rainbow produced when water droplets in the air reflect light from the moon rather than the sun

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Open Dictionary

platform capitalism

a way of doing business that involves recruiting large numbers of people who work for themselves using the company's platform, as used by companies such as Uber, Deliveroo and the like

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