drogue

noun

• a conical or funnel-shaped device with open ends, towed behind a boat, aircraft, or other moving object to reduce speed or improve stability.
• an object resembling a drogue, used as an aerial target for gunnery practice or as a windsock.
• (in tanker aircraft) a funnel-shaped part on the end of the hose into which a probe is inserted by an aircraft being refuelled in flight.
• (also drogue parachute) a small parachute used as a brake or to pull out a larger parachute or other object from an aircraft in flight or a fast-moving vehicle.