This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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n. The wing of a bird.

n. The outer rear edge of the wing of a bird, containing the primary feathers.

n. A primary feather of a bird.

v. To remove or bind the wing feathers of (a bird) to prevent flight.

v. To cut or bind (the wings of a bird).

v. To restrain or immobilize (a person) by binding the arms.

v. To bind (a person's arms).

v. To bind fast or hold down; shackle.

n. A small cogwheel that engages or is engaged by a larger cogwheel or a rack.

n. A wing.

n. The joint of a bird's wing farthest from the body

n. The outermost primary feathers on a bird's wing.

v. To remove the joint of a bird's wing farthest from the body to prevent the bird from flying.

v. To restrain by binding or holding the arms.

n. The smallest gear in a gear drive train.

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

n. A feather; a quill.

n. A wing, literal or figurative.

n. The joint of bird's wing most remote from the body.

n. A fetter for the arm.

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.

v. To bind or confine the wings of; to confine by binding the wings.

v. To disable by cutting off the pinion joint.

v. To disable or restrain, as a person, by binding the arms, esp. by binding the arms to the body.

v. Hence, generally, to confine; to bind; to tie up.

n. A feather; especially, a remex or flight-feather.

n. The wing of a bird, or the flight-feathers collectively.

n. Technically, in ornithology, the joint of a bird's wing furthest from the body; the distal segment of the wing; the manus, consisting of the carpus, metacarpus, and phalanges, collectively bearing the primary remiges, or largest flight-feathers, and the alula or bastard-wing.

n. In entomology, one of various moths: as, the brown-spot pinion, Anchocelis litura.

n. [⟨ pinion, verb] A shackle or band for the arm.

To bind or confine the wings of (a bird); restrain or confine by binding the wings, or by cutting off the pinions; bind or confine (the wings).

To bind or confine the arm or arms of (a person) to the body so as to disable or render incapable of resistance; shackle.

To bind; attach as by bonds or shackles.

n. A small wheel with cogs or teeth which engage the teeth of a larger wheel with cogs or teeth, or sometimes only an arbor or spindle having notches or leaves, which are caught successively by the teeth of the wheel, and the motion thereby communicated. See also cut under pawl-press.

n. Same as piñon.

n. One of two wings or flat projections of any kind.

n. any of the larger wing or tail feathers of a bird

v. bind the arms of

v. cut the wings off (of birds)

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

n. wing of a bird

"Some manufacturers use the word "gear" for "pinion," so that, in ordering, they call them _gear_ and _pinion_, in speaking of the large and small wheels."

pinioned    pinioning    pinions   

hold    restrain    confine    disenable    disable    incapacitate    wing   

rack and pinion    ash-gray pinion    planetary pinion    pinion of report    flying pinion    lantern-pinion    long pinion   

rack   

rack and pinion   

feather    quill    bind    maim    hold   

Dominion    Virginian    dominion    minion    opinion    virginian   

sprocket    gearbox    pulley    rotor    axle    spindle    flywheel    torque    windage    rickshaw