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

• air sock
• air-sleeve
• sock
• wind cone
• wind sleeve
• wind sock
• windsock

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

• sea anchor

3. (noun) a parachute used to decelerate an object that is moving rapidly

• drogue chute
• drogue parachute

1. (noun) a funnel-shaped device towed as a target by an airplane

• mark
• target

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

• visual signal

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

• constraint
• restraint

4. (noun) a parachute used to decelerate an object that is moving rapidly

• chute
• parachute