propeller — English Dictionary

Noun

1. One who, or that which, propels.

2. A mechanical device with evenly-shaped blades that turn on a shaft to push against air or water, especially one used to propel an aircraft or boat.

   Examples

   The plane’s propeller spun rapidly before takeoff.

   The boat is powered by a single propeller.

   More examples (2)

   He repaired the damaged propeller after the storm.

   "No motor," Tranny says. "It snag bad." Right. The spiderweb would get wrapped around the propeller.

3. A steamboat thus propelled; a screw steamer.

4. A spinnerbait.

Noun

1. a mechanical device that rotates to push against air or water

   Synonyms

   propellor

   Broader terms

   mechanical device