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.
My breakfast was smoked trout and a cup of sheep’s milk yogurt topped with omega-3 oil. Marisa Meltzer, Vanity Fair, 17 July 2026 Smoked trout, fingerling potatoes, and buttermilk are the base of this elegant side. Kaitlyn Yarborough, Southern Living, 17 July 2026 At the reception, everyone sat at tables named for Italian directors and feasted on dishes like linguine with baby squid and soused trout by chef Antonino Cannavacciuolo. Gillian Telling, PEOPLE, 17 July 2026 Fatty fish like sardines, trout, salmon, and mackerel contain high levels. Verywell Health, 16 July 2026 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

Browse Nearby Words

Cite this Entry

“Trout.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/trout. Accessed 29 Jul. 2026.

Kids Definition

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

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster