Drogue-parachutes meaning : (whaling) A floating object attached to the end of a harpoon line to slow a whale down and prevent it from diving. A type of bag pulled behind a boat to stop it from broaching to. A conical parachute used as a brake for some kinds of aircraft, or as a means of extracting and deploying a larger parachute. A conical basket or device used variously as a target for gunnery practice, and as a docking point for aerial refuelling. A wind cone.