noun \ˈtrat\

: a common fish that lives in rivers and lakes and is often used as food

: an unpleasant old woman

plural trout also trouts

Full Definition of TROUT

:  any of various salmonid food and sport fishes that are mostly smaller than the typical salmons and are anadromous or restricted to cool clear freshwater:
a :  any of various Old or New World fishes (genera Salmo and Oncorhynchus) — compare brown trout, rainbow trout
b :  1char
:  any of various fishes (as the largemouth bass) held to resemble the true trouts

Origin of TROUT

Middle English, from Old English trūht, from Late Latin trocta, tructa, a fish with sharp teeth, from Greek trōktēs, literally, gnawer, from trōgein to gnaw — more at troglodyte
First Known Use: before 12th century
TROUTS Defined for Kids


noun \ˈtrat\
plural trout

Definition of TROUT for Kids

:  a freshwater fish related to the salmon that is often caught for food or sport
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