A frame composed of two strong pieces of straight oak timber, fixed upright in the fore-part of a ship, and bolted securely to the beams, whereon to fasten the cables as she rides at anchor; in ships of war there are usually two pairs of cable-bitts, and when they are both used at once the cable is said to be double-bitted. Since the introduction of chain-cables, bitts are coated with iron, and vary in their shapes. There are several other smaller bitts; as, the topsail-sheet bitts, paul-bitts, carrick-bitts, windlass-bitts, winch-bitts, jear-bitts, riding-bitts, gallows-bitts, and fore-brace bitts.