buoy

noun

  1. 1

    bright-colored; a float attached by rope to the seabed to mark channels in a harbor or underwater hazards

verb

  1. 1

    mark with a buoy

  2. 2

    keep afloat

    The life vest buoyed him up

  3. 3

    float on the surface of water

Synonyms

Also useful for “buoy”:Unscrambler