Giant warm-water game fish having a prolonged and rounded toothless upper jaw.
1. Flesh of swordfish usually served as steaks.
2. Large toothless marine food fish with a long swordlike upper jaw; not completely cold-blooded i.e. they are able to warm their brains and eyes; they feed on the cold ocean floor, coming to surface at night; SYN. Xiphias gladius.
Marine bony fish Xiphias gladius, the only member of its family (Xiphiidae), characterized by a long swordlike beak protruding from the upper jaw. It may reach 4.5 m/15 ft in length and weigh 450 kg/1,000 lb.
sword fish