1. A cereal grass cultivated since prehistoric times; grown for forage and grain
   "Barley is a key ingredient in many beers and whiskeys"
    
2. A grain of barley
   "The soup recipe called for pearl barley";
   - barleycorn

Derived forms: barleys

Type of: cereal, cereal grass, food grain, grain

Part of: common barley, genus Hordeum, Hordeum, Hordeum vulgare

Encyclopedia: Barley, Lancashire