Hound's-tongue \Hound's"-tongue`\, n. [AS. hundes tunge.] (Bot.) A biennial weed ({Cynoglossum officinale}), with soft tongue-shaped leaves, and an offensive odor. It bears nutlets covered with barbed or hooked prickles. Called also {dog's-tongue}. [1913 Webster]
Dog's-tongue \Dog's"-tongue`\, n. (Bot.) Hound's-tongue. [1913 Webster]