pinion1

noun

• the outer part of a bird’s wing including the flight feathers.
• literary a bird’s wing as used in flight.

verb

• 1restrain or immobilize (someone) by tying up or holding their arms or legs:he was pinioned to the ground
• tie up or hold (the arms or legs) of a person:I struggled to rise but my arms were pinioned

• 2cut off the pinion of (a wing or bird) to prevent flight.