windmill

1. A machine which translates linear motion of wind to rotational motion by means of adjustable vanes called sails.
2. The building or structure containing such machinery.
3. A wind turbine, a device for converting wind power into electricity. (colloquial)
4. A child's toy consisting of vanes mounted on a stick that rotate when blown by a person or by the wind.
5. A dunk where the dunker swings his arm in a circular motion before throwing the ball through the hoop.
6. A pitch where the pitcher swings his arm in a circular motion before throwing the ball.
7. A guitar move where the strumming hand mimics a turning windmill.
8. A breakdancing move in which the dancer rolls their torso continuously in a circular path on the floor, across the upper chest, shoulders and back, while twirling the legs in a V shape in the air.

Plural windmills