Noah Webster's Dictionary 1. (n.) A cetacean of the genus Delphinus and allied genera (esp. D. delphis); the true dolphin. 2. (n.) The Coryphaena hippuris, a fish of about five feet in length, celebrated for its surprising changes of color when dying. It is the fish commonly known as the dolphin. See Coryphaenoid. 3. (n.) A mass of iron or lead hung from the yardarm, in readiness to be dropped on the deck of an enemy's vessel. 4. (n.) A kind of wreath or strap of plaited cordage. 5. (n.) A spar or buoy held by an anchor and furnished with a ring to which ships may fasten their cables. 6. (n.) A mooring post on a wharf or beach. 7. (n.) A permanent fender around a heavy boat just below the gunwale. 8. (n.) In old ordnance, one of the handles above the trunnions by which the gun was lifted. 9. (n.) A small constellation between Aquila and Pegasus. See Delphinus, n., 2. Int. Standard Bible Encyclopedia DOLPHIN dol'-fin. See BADGER.