a mark on a substance or body made by foreign matter; a blot; a place discolored.-a stain on character or reputation; something that soils purity; disgrace; reproach; fault; blemish.-a small part of a different color from the main part, or from the ground upon which it is; as, the spots of a leopard; the spots on a playing card.-a small extent of space; a place; any particular place.-a variety of the common domestic pigeon, so called from a spot on its head just above its beak.-a sciaenoid food fish (liostomus xanthurus) of the atlantic coast of the united states. it has a black spot behind the shoulders and fifteen oblique dark bars on the sides. called also goody, lafayette, masooka, and old wife.-the southern redfish, or red horse, which has a spot on each side at the base of the tail. see redfish.-commodities, as merchandise and cotton, sold for immediate delivery.-to make visible marks upon with some foreign matter; to discolor in or with spots; to stain; to cover with spots or figures; as, to spot a garnment; to spot paper.-to mark or note so as to insure recognition; to recognize; to detect; as, to spot a criminal.-to stain; to blemish; to taint; to disgrace; to tarnish, as reputation; to asperse.-to become stained with spots.