A flag, banner, or ensign, especially: The ensign of a chief of state, nation, or city. A long, tapering flag bearing heraldic devices distinctive of a person or corporation. An emblem or flag of an army, raised on a pole to indicate the rallying point in battle. The colors of a mounted or motorized military unit. An acknowledged measure of comparison for quantitative or qualitative value; a criterion. An object that under specified conditions defines, represents, or records the magnitude of a unit. The set proportion by weight of gold or silver to alloy metal prescribed for use in coinage. The commodity or commodities used to back a monetary system. Something, such as a practice or a product, that is widely recognized or employed, especially because of its excellence. A degree or level of requirement, excellence, or attainment. A requirement of moral conduct. Often used in the plural. Chiefly British A grade level in elementary schools. A pedestal, stand, or base. Botany The large upper petal of the flower of a pea or related plant. Botany One of the narrow upright petals of an iris. Also called banner, vexillum. A shrub or small tree that through grafting or training has a single stem of limited height with a crown of leaves and flowers at its apex. Music A composition that is continually used in repertoires. Serving as or conforming to a standard of measurement or value. Widely recognized or employed as a model of authority or excellence: a standard reference work. Acceptable but of less than top quality: a standard grade of beef. Normal, familiar, or usual: the standard excuse. Commonly used or supplied: standard car equipment. Linguistics Conforming to established educated usage in speech or writing.