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Noun: buoy  boo-ee [N. Amer], boy [Brit]
  1. Bright-coloured; a float attached by rope to the seabed to mark channels in a harbour or underwater hazards
Verb: buoy  boo-ee [N. Amer], boy [Brit]
  1. Float on the surface of water
     
  2. Keep afloat
    "The life vest buoyed him up";
    - buoy up
     
  3. Mark with a buoy

Sounds like: boy

Derived forms: buoyed, buoying, buoys

Type of: float, hold, hold up, mark, point of reference, reference, reference point, support, sustain, swim

Encyclopedia: Buoy