n. A batrachian of the family Ranidæ (which see), as the common British Rana temporaria, or its North American representative, R. sylvatica.To hunt for frogs; catch frogs.n. In farriery, an elastic horny substance that grows in the middle of the sole of a horse's foot, dividing into two branches, and running toward the heel in the form of a fork.n. A section of a rail, or of several rails combined, at a point where two railway lines cross, or at the point of a switch from a line to a siding or to another line. When used at a crossing to unite the rails, it is called a cross-frog.n. A fastening for the front of a coat or any similar garment, often made ornamental by the use of embroidery or braiding, and consisting generally of a spindle-shaped button, attached by a cord, and corresponding with a loop on the opposite side of the garment.n. The loop of the scabbard of a bayonet or sword.n. Same as frock.n. The presence of mucus on the vocal cords, causing hoarseness and an inclination to cough or hawk: usually called frog in the throat.n. Aphthæ in children.n. An attachment to the frame of a loom, against which an iron finger strikes, stopping the machine should the shuttle fail to make timely passage through the warp.n. In lumbering: The junction of the two branches of a flume.n. A timber placed at the mouth of a slide to direct the discharge of the logs.n. In a carriage, an ornamental piece of wood covered with silk or worsted woven to match the carriage-fringe.n. In a harness, a pear-shaped ornament of patent leather, finished at the narrow end with a ring.