n. - An amphibious rodent, of the genus Castor.
n. - The fur of the beaver.
n. - A hat, formerly made of the fur of the beaver, but now usually of silk.
n. - Beaver cloth, a heavy felted woolen cloth, used chiefly for making overcoats.
n. - That piece of armor which protected the lower part of the face, whether forming a part of the helmet or fixed to the breastplate. It was so constructed (with joints or otherwise) that the wearer could raise or lower it to eat and drink.