(nautical) A float moored in water to mark a location, warn of danger, indicate a navigational channel or for other purposes / A life-buoy; a life preserver.

(transitive) To keep afloat or aloft; used with up. / (transitive) To support or maintain at a high level. / (transitive) To mark with a buoy.

plural of buoy

Third-person singular simple present indicative form of buoy

simple past tense and past participle of buoy

present participle of buoy

A buoy on which is mounted a bell with four clappers, hung inside an iron cage, which is rung by the motion of the waves

Alternative form of life buoy

(nautical) A ring lifebuoy, fitted with canvas breeches, rigged between ship and shore, for rescuing seamen when a ship is in danger of breaking up; also used for transferring people from ship to ship at sea.

(nautical) a truncated conical buoy, normally painted red and white, and numbered with even numbers, used to show the port side of a channel; the starboard side is marked with a conical buoy