<p><strong>Noun</strong></p><ul><li>a cereal grass, <em>Setaria italica</em>, extensively cultivated in the East and in southern Europe for its small seed, or grain, used as food for humans and fowls, but in the U.S. grown chiefly for fodder.</li><li>any of various related or similar grasses cultivated as grain plants or for forage plants.</li><li>the grain of any of these grasses.</li></ul>