the hair that grows on the chin, lips, and adjacent parts of the human face, chiefly of male adults.-the long hairs about the face in animals, as in the goat.-the cluster of small feathers at the base of the beak in some birds-the appendages to the jaw in some cetacea, and to the mouth or jaws of some fishes.-the byssus of certain shellfish, as the muscle.-the gills of some bivalves, as the oyster.-in insects, the hairs of the labial palpi of moths and butterflies.-long or stiff hairs on a plant; the awn; as, the beard of grain.-a barb or sharp point of an arrow or other instrument, projecting backward to prevent the head from being easily drawn out.-that part of the under side of a horse's lower jaw which is above the chin, and bears the curb of a bridle.-that part of a type which is between the shoulder of the shank and the face.-an imposition; a trick.-to take by the beard; to seize, pluck, or pull the beard of (a man), in anger or contempt.-to oppose to the gills; to set at defiance.-to deprive of the gills; -- used only of oysters and similar shellfish.