- a common trout, Salmo trutta, of northern European streams.
Origin of brown trout
First recorded in 1885–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a common brownish variety of the trout Salmo trutta that occurs in the rivers of N Europe and has been successfully introduced in North AmericaCompare sea trout (def. 1)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012