noun the common raccoon.
2. washer ·noun ·same·as washerwoman, 2.
3. washer ·noun one who, or that which, washes.
4. washer ·noun a fitting, usually having a plug, applied to a cistern, tub, sink, or the like, and forming the outlet opening.
5. washer ·noun 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.