pinion

1. n. A moth of the genus Lithophane, as L. antennata, whose larva bores large holes in young peaches and apples. Source: opted

2. n. A feather; a quill. Source: opted

3. n. A wing, literal or figurative. Source: opted

4. n. The joint of bird's wing most remote from the body. Source: opted

5. n. A fetter for the arm. Source: opted

6. n. A cogwheel with a small number of teeth, or leaves, adapted to engage with a larger wheel, or rack (see Rack); esp., such a wheel having its leaves formed of the substance of the arbor or spindle which is its axis. Source: opted

7. v. t. To bind or confine the wings of; to confine by binding the wings. Source: opted

8. v. t. To disable by cutting off the pinion joint. Source: opted

9. v. t. To disable or restrain, as a person, by binding the arms, esp. by binding the arms to the body. Source: opted

10. v. t. Hence, generally, to confine; to bind; to tie up. Source: opted

11. n. a gear with a small number of teeth designed to mesh with a larger wheel or rack Source: wordnet

12. n. any of the larger wing or tail feathers of a bird Source: wordnet

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