Race course marker buoys are used for buoy racing, the most prevalent form of yacht racing and power boat racing. They delimit the course and must be passed to a specified side.

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Dec 3, 2015 · The meaning of BUOY is float; especially, nautical : a floating object moored to the bottom to mark a channel or something (such as a shoal) lying under the water.

BUOY definition: a distinctively shaped and marked float, sometimes carrying a signal or signals, anchored to mark a channel, anchorage, navigational hazard, etc., or to provide a mooring …

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Buoy, floating object anchored at a definite location to guide or warn mariners, to mark positions of submerged objects, or to moor vessels in lieu of anchoring.

BUOY definition: 1. a floating object on the top of the sea, used for directing ships and warning them of possible…. Learn more.

A buoy is a floating object that is used to show ships and boats where they can go and to warn them of danger.

6 days ago · Researchers at Rutgers and Stockton universities are deploying a new research buoy they hope will unlock new economic and environmental opportunities.

Dec 10, 2025 · buoy (third-person singular simple present buoys, present participle buoying, simple past and past participle buoyed) (transitive) To keep afloat or aloft; used with up.