SWORDFISH
swordfish, Xiphias gladius
(noun) 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: worldwide in warm waters but feed on cold ocean floor coming to surface at night
swordfish
(noun) flesh of swordfish usually served as steaks
Source: WordNet® 3.1
Etymology
Noun
swordfish (countable and uncountable, plural swordfish or swordfishes)
A large marine fish with a long, pointed bill, Xiphias gladius.
Verb
swordfish (third-person singular simple present swordfishes, present participle swordfishing, simple past and past participle swordfished)
To fish for swordfish.
Source: Wiktionary
Sword"fish`, n.
1. (Zoöl.)
(a) A very large oceanic fish (Xiphias gladius), the only
representative of the family Xiphiidæ. It is highly valued as a food
fish. The bones of the upper jaw are consolidated, and form a long,
rigid, swordlike beak; the dorsal fin is high and without distinct
spines; the ventral fins are absent. The adult is destitute of teeth.
It becomes sixteen feet or more long.
(b) The ger pike.
(c) The cutlass fish.
2. (Astron.)
Definition: A southern constellation. See Dorado, 1. Swordfish sucker
(Zoöl.), a remora (Remora brachyptera) which attaches itself to the
swordfish.
Source: Webster’s Unabridged Dictionary 1913 Edition