rainbow trout

noun

: a large stout-bodied salmonid fish (Oncorhynchus mykiss synonym Salmo gairdneri) of western North America that is related to the Pacific salmon and is typically greenish above and white on the belly with a pink, red, or lavender stripe along each side of the body and with profuse black dots compare steelhead

Illustration of rainbow trout

Examples of rainbow trout in a Sentence

Recent Examples on the Web

Although Upper Klamath Lake was known for unusually huge rainbow trout, some two feet long, that attracted anglers in droves, little thought was given to the Chinook salmon that had once thrived in the Klamath River but were no longer seen so far upstream. —Dan Walters, The Mercury News, 5 Nov. 2024

Plus, the enormous baby has a healthy appetite, feasting on 25 fish—sand whiting, rainbow trout and salmon—each day. —Sarah Kuta, Smithsonian Magazine, 1 Nov. 2024

Guided ice-fishing adventures are available on nearby Lake Cascade, where anglers can fish for jumbo perch, bass, rainbow trout and other species. —Roger Sands, Forbes, 28 Oct. 2024

Salmon, mackerel, sardines, rainbow trout, and anchovies are five of the healthiest fish to eat. —Brittany Lubeck, Ms, Rdn, Verywell Health, 19 Sep. 2024

Word History

First Known Use

1880, in the meaning defined above

Kids Definition

rainbow trout

noun

: a large trout native to western North America that usually has red or pink stripes with black dots on its sides compare steelhead