Washer
Pronunciation : Wash"er
Part of Speech : n.
Etymology : [AS. w?scere.]
Definition : 1. One who, or that which, washes.
2. A ring of metal, leather, or other material, or a perforated plate, used for various purposes, as around a bolt or screw to form a seat for the head or nut, or around a wagon axle to prevent endwise motion of the hub of the wheel and relieve friction, or in a joint to form a packing, etc.
3. (Plumbing)
Defn: A fitting, usually having a plug, applied to a cistern, tub, sink, or the like, and forming the outlet opening.
4. (Zo?l.)
Defn: The common raccoon.
5. (Zo?l.)
Defn: Same as Washerwoman, 2. [Prov. Eng.]
Source : Webster's Unabridged Dictionary, 1913