HALFBEAK

halfbeak

(noun) tropical and subtropical marine and freshwater fishes having an elongated body and long protruding lower jaw

Source: WordNet® 3.1

Etymology

Noun

halfbeak (plural halfbeaks)

(zoology) Any slender, marine fish of the family Hemiramphidae, having the upper jaw much shorter than the lower, the balahoo or ballyhoos.

Source: Wiktionary

Half"beak`, n. (Zoöl.)

Definition: Any slender, marine fish of the genus Hemirhamphus, having the upper jaw much shorter than the lower; -- called also balahoo.

Source: Webster’s Unabridged Dictionary 1913 Edition