pinion

Meanings

1. A wing.
2. The joint of a bird's wing farthest from the body.
3. Any of the outermost primary feathers on a bird's wing.
4. A moth of the genus Lithophane.

1. To cut off the pinion of a bird’s wing, or otherwise disable or bind its wings, in order to prevent it from flying.
2. To bind the arms of someone, so as to deprive him of their use; to disable by so binding.
3. To restrain; to limit.

1. The smallest gear in a gear train.

1. A surname.

Etymology

From Middle English pynyon, from Old French pignon, from Latin penna (“feather”).