Spinnaker (noun)

1. A large, triangular sail used on sailing boats to help the boat move forward when running downwind.
2. A type of lightweight, billowing fabric used for kites and parachutes.

Origin:

The word 'spinnaker' is derived from the dutch word 'spinnaker', which means 'something that spins.'.

Examples:

1. The spinnaker was hoisted as the wind picked up and the sailors headed downwind.
2. The skipper expertly trimmed the spinnaker as the boat raced along.
3. The bright red spinnaker was a beautiful sight against the blue sky and sea.
4. Spinnakers are usually made from lightweight, tear-resistant materials.
5. Some sailboats are equipped with multiple spinnakers for different wind conditions.