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.
The app includes maps and suggestions on places to fish from the shore, from on a boat, as a family or by species of fish including catfish, bass, trout, walleye and more. Kaitlyn Keegan, Hartford Courant, 10 July 2025 While there are numerous healthy seafood options available, sardines, salmon, oysters, mackerel, trout, and clams are among the most nutritious and sustainable choices. Jillian Kubala, Health, 8 July 2025 Redfish, trout, and sheepshead are plentiful, and charters can be arranged through any number of local marinas. Skye Sherman, Southern Living, 5 July 2025 Water temperatures must stay below 60 degrees for salmon and trout eggs to survive. Sean Campbell, Sacbee.com, 1 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 18 Jul. 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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