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.-to give or receive a stain; to grow dim.-a discoloration by foreign matter; a spot; as, a stain on a garment or cloth.-a natural spot of a color different from the gound.-taint of guilt; tarnish; disgrace; reproach.-cause of reproach; shame.-a tincture; a tinge.