A fresh caught rainbow trout.
rainbow trout definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a widespread, chiefly freshwater game trout (Salmo gairdneri), native to the mountain streams and rivers of the Pacific Coast of North America
rainbow trout definition by American Heritage Dictionary
A freshwater food and game fish (Oncorhynchus mykiss) native to western North America, having a reddish longitudinal band and black spots.