n. The kermes- or cochineal-insect; also, the product of cochineal; worm-dye.n. The red sulphid of mercury, or the mineral cinnabar, occurring in nature of a red-brown to a carmine-red color; also, a pigment formerly made by grinding selected pieces of native cinnabar, but now made artificially.n. A color such as that of the above pigment; a beautiful brilliant red color.n. A cotton cloth dyed with vermilion.n. Same as vermeil, 4.Of the color of vermilion; of the brilliant pure-red color common in the bloom of the single scarlet geranium: as, a vermilion dye.To color with or as with vermilion; dye red; cover or suffuse with a bright red.