grain sorghum(n = noun.plant) - any of several sorghums cultivated primarily for grain;
is a kind of sorghum
has particulars: doura, dourah, durra, egyptian corn, guinea corn, indian millet, federita, feterita, sorghum vulgare caudatum, hegari, kaoliang, milo, milo maize, shallu, sorghum vulgare rosburghii

against the grain, angoumois grain moth, feed grain, food grain, genus sorghum, grain, grain alcohol, grain field, grain merchant, grain moth, horse grain, metric grain, seed grain, sorghum, sorghum bicolor, sorghum halapense, sorghum halepense, sorghum molasses, sorghum vulgare caudatum, sorghum vulgare rosburghii, sorghum vulgare technicum, sugar sorghum, sweet sorghum, take with a grain of salt, wood grain