plural trout also trouts
1
: any of various salmonid food and sport fishes that are mostly smaller than the typical salmons and are anadromous or restricted to cool clear fresh water:
a
: any of various Old or New World fishes (genera Salmo, Salvelinus, and Oncorhynchus) compare brown trout, rainbow trout
2
: any of various fishes (such as the largemouth bass) held to resemble the true trouts

Examples of trout in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
In addition to the ancient bristlecone pines, there is unique wildlife here, including bighorn sheep, endangered trout, marmots, and a tiny rodent known as a pika. Ernie Cowan, San Diego Union-Tribune, 3 Aug. 2025 Fish and Game officials said the noteworthy catches are a sign that the lake has returned to its status as a trophy fishery for lake trout, which are also known as Mackinaw trout. Nicole Blanchard, Idaho Statesman, 16 July 2025 The restaurant is far from an afterthought of the distillery experience, offering a menu of mostly small plates, including pate en croute, beef tartare, trout dip with saltines, frog legs, and gnocchi with mushroom ragu. Amanda Hancock, The Courier-Journal, 2 July 2025 Some of Michigan’s most popular catches are walleye, trout, salmon, bass, northern pike and muskellunge. Gary Stoller, Forbes.com, 15 July 2025 See All Example Sentences for trout

Word History

Etymology

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 the 12th century, in the meaning defined at sense 1

Time Traveler
The first known use of trout was before the 12th century

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Cite this Entry

“Trout.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/trout. Accessed 20 Aug. 2025.

Kids Definition

trout

noun
plural trout also trouts
1
: any of various edible fishes that are mostly smaller than the related salmons, are restricted to cool clear fresh water or spend time at sea before returning to fresh water to breed, and are often speckled with dark colors
2
: any of various fishes that resemble the true trouts

More from Merriam-Webster on trout

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