As originally applied to journalism, indecently sensational; in general, sensational; morbid; decadent. See yellow journal.n. An acid coal-tar color of the monoazo type prepared by combining diazotized meta-sulphanilic acid with diphenyl amine. It dyes wool orange-yellow in an acid bath.n. Same as yellow, 1 .n. Same as diphenylamine-orange (which see, under orange).Of a color resembling that of gold, butter, etc. See II.See balsam.A mulatto or a dark quadroon: used (as also yellow girl) both by whites and by negroes.The yellow star-thistle, Centaurea solstitialis.Seeflag and Iris.See yellow-gum.See Micropterus.In entomology, Peck's skipper, Polites peckius, a small hesperian butterfly of America, of a brownish color with a large yellow blotch on each hind wing.n. The color of gold, butter, the neutral chromates of lead, potassa, etc., and of light of wave-length about 0.581 micron.n. The yolk of an egg; the vitellus: opposed to the white, or the surrounding albumen.n. plural Jaundice, especially jaundice in cattle (see jaundice); hence, figuratively, jealousy.n. plural Dyer's-weed.n. Same as peach-yellows.n. One of certain geometrid moths: an English collectors' name: as, the speckled yellow.n. Any one of the group of small yellow butterflies; a sulphur. See sulphur, n., 3.To render yellow.To become yellow; grow yellow.