a funnel-shaped device towed as a target by an airplane

a truncated cloth cone mounted on a mast; used (e.g., at airports) to show the direction of the wind

[ Syn: windsock , wind sock , sock , air sock , air-sleeve , wind sleeve , wind cone ]

restraint consisting of a canvas covered frame that floats behind a vessel; prevents drifting or maintains the heading into a wind

[ Syn: sea anchor ]

a parachute used to decelerate an object that is moving rapidly

[ Syn: drogue chute , drogue parachute ]