bittPronunciation: (bit), [key] Naut.
Also called bollard.
a strong post of wood or iron projecting, usually in pairs, above the deck of a ship, used for securing cables, lines for towing, etc.
to wrap (a cable) around a bitt to secure it.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.