Definition of buoy

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  • buoy is a valid Scrabble US word with a point value of 9
  • buoy is a valid Scrabble UK word with a point value of 9
  • buoy is a valid Words with friends word with a point value of 10

Definition of buoy

  • keep afloat (verb)

    Examples

    1. The life vest buoyed him up

    Synonyms

    1. buoy up
  • bright-colored; a float attached by rope to the seabed to mark channels in a harbor or underwater hazards (noun)
  • float on the surface of water (verb)
  • mark with a buoy (verb)

See definition of buoy in Merriam Webster