First Known Use: 15th century
Dictionary
grilse
noun \ˈgrils\
plural grilse
Definition of GRILSE
: a young Atlantic salmon returning to its native river to spawn for the first time after one winter at sea; broadly : any of various salmon at such a stage of development
ADVERTISEMENT
Origin of GRILSE
Middle English grills
Seen & Heard
What made you want to look up grilse? Please tell us where you read or heard it (including the quote, if possible).