Etymology : Middle English, from Old English truht, from Late Latin trocta, tructa, a fish with sharp teeth, from Greek trOktEs, literally, gnawer, from trOgein to gnaw; more at TROGLODYTE
Pronunciation : 'traut
Function : noun
Date : before 12th century
1. type of fish especially several types of fish related to the salmon. trout\trout\ (trout), n. [as. truht, l. tructa, tructus; akin to gr. trw`kths a sea fish with sharp teeth, fr. trw`gein to gnaw.].
2. (zo?l.) any one of numerous species of fishes belonging to salmo, salvelinus, and allied genera of the family salmonid?. they are highly esteemed as game fishes and for the quality of their flesh. all the species breed in fresh water, but after spawning many of them descend to the sea if they have an opportunity.note: the most important european species are the river, or brown, trout (salmo fario), the salmon trout, and the sewen. the most important american species are the brook, speckled, or red-spotted, trout (salvelinus fontinalis) of the northern united states and canada; the red-spotted trout, or dolly varden (see:
malma); the lake trout (see:
namaycush); the black-spotted, mountain, or silver, trout (salmo purpuratus); the golden, or rainbow, trout (see:
under rainbow); the blueback trout (see:
oquassa); and the salmon trout (see:
under salmon.) the european trout has been introduced into america.
3. (zo?l.) any one of several species of marine fishes more or less resembling a trout in appearance or habits, but not belonging to the same family, especially the california rock trouts, the common squeteague, and the southern, or spotted, squeteague; -- called also salt-water trout, sea trout, shad trout, and gray trout see:
squeteague, and rock trout under rock.trout perch (zo?l.), a small fresh-water american fish (percopsis guttatus), allied to the trout, but resembling a perch in its scales and mouth.trout n.
4. flesh of any of several primarily freshwater game and food fishes.
5. any of various game and food fishes of cool fresh waters mostly smaller than typical salmons.
6. Any one of numerous species of fishes belonging to Salmo, Salvelinus, and allied genera of the family Salmonidæ.
7. They are highly esteemed as game fishes and for the quality of their flesh.
8. All the species breed in fresh water, but after spawning many of them descend to the sea if they have an opportunity.
9. Any one of several species of marine fishes more or less resembling a trout in appearance or habits, but not belonging to the same family, especially the California rock trouts, the common squeteague, and the southern, or spotted, squeteague; called also salt-water trout, sea trout, shad trout, and gray trout.
10. See Squeteague, and Rock trout under Rock. any of various game and food fishes of cool fresh waters mostly smaller than typical salmons flesh of any of several primarily freshwater game and food fishes.
11. A trout is a fairly large fish that lives in rivers and streams. Trout is this fish eaten as food. Any of several prized game and food fishes of the family Salmonidae, native to the Northern Hemisphere but widely introduced elsewhere. Though most species inhabit cool fresh waters, a few (called sea trout; e.g., cutthroat trout) migrate to the sea between spawnings. Some weakfish are also called sea trout. The genus Oncorhynchus includes salmon and several trout species; Salvelinus contains trout species regarded as chars. Trout species vary greatly in anatomy, colour, and habits. Most live among submerged objects or in riffles and deep pools, eating insects, small fishes and their eggs, and crustaceans. See also brook trout; brown trout; lake trout; rainbow trout. sea trout brook trout speckled trout brown trout cutthroat trout lake trout salmon trout Great Lakes trout Mackinaw trout rainbow trout.