To discolor by the application of foreign matter] to make foul;
to spot; as, to stain the hand with dye; armor stained
with blood.
To color, as wood, glass, paper, cloth, or
the like, by processess affecting, chemically or otherwise, the
material itself; to tinge with a color or colors combining with, or
penetrating, the substance; to dye; as, to stain wood with
acids, colored washes, paint rubbed in, etc.; to stain
glass.
To spot with guilt or infamy; to bring
reproach on; to blot; to soil; to tarnish.
To cause to seem inferior or soiled by
comparison.