Origin of pinionFrench pignon from Vulgar Latin an unverified form pinnio from Classical Latin pinna, bucket of a paddle wheel, literally , feather, variant, variety of penna (see pen): associated, association in Middle French with peigner, to comb: see peignoir
- Pinion is defined as the outer sections of a bird's wings, or is a small gear that engages with a larger gear.
- When a robin is flying through the air, the outer part of the robin's wings that you see is an example of pinion.
- When a clock has two gears, one large and one small, and the small one moves in conjunction with the large one, this is an example of pinion.
- Pinion is to restrain someone's arms or legs.
When you tie someone's arms to a post to restrain his arms, this is an example of a time when you pinion.
- Ornithology the outermost section of a bird's wing
- Old Poet. a wing
- Old Poet. any wing feather
Origin of pinionMiddle English pynyon from Old French pignon, variant, variety of penon from Classical Latin pinna, penna: see pen
- to cut off or bind the pinions of (a bird) to keep it from flying
- to bind (the wings)
- to disable or impede by binding the arms of
- to confine or shackle
- The wing of a bird.
- The outer rear edge of the wing of a bird, containing the primary feathers.
- A primary feather of a bird.
transitive verbpin·ioned, pin·ion·ing, pin·ions
- a. To remove or bind the wing feathers of (a bird) to prevent flight.b. To cut or bind (the wings of a bird).
- a. To restrain or immobilize (a person) by binding the arms.b. To bind (a person's arms).
- To bind fast or hold down; shackle.
Origin of pinionMiddle English from Old French pignon from Vulgar Latin pinniō pinniōn- from Latin penna, pinna feather ; see pinna .
Origin of pinionFrench pignon from Old French peignon probably from peigne comb from Latin pecten from pectere to comb
(third-person singular simple present pinions, present participle pinioning, simple past and past participle pinioned)
- The smallest gear in a gear drive train.
From French pignon.
- The crank shaft carries a pinion which gears into a toothed wheel of a coarse pitch, carrying cutters at the ends of the teeth.
- 245) a rack I, fixed to the carriage, caused a pinion H on the gun to revolve.
- The wing of the bird, like that of the insect, is concavo-convex, and more or less twisted upon itself when extended, so that the anterior or thick margin of the pinion presents a different degree of curvature to that of the posterior or thin margin.
- In this instance a very slight movement at the root of the pinion, or that end of the lever directed towards the body, 1 is followed by an immense sweep of the extremity of the wing, where its elevating and propelling power is greatest - this arrangement ensuring that the large quantity of air necessary for support and propulsion shall be compressed under the most favourable conditions.
- Fixed to the pinion were three cams, for high, low and mean tides.