- denoting an animal, especially a horse or cow, having a coat of a main colour thickly interspersed with hairs of another colour, typically bay, chestnut, or black mixed with white（尤指马、牛等牲畜的毛色）沙毛的, 红白间色（或黑白间色）的。
词源
mid 16th cent.: from Old French, of unknown origin.