- any freshwater fish of the genus Thymallus, related to the trouts but having a longer and higher, brilliantly colored dorsal fin.
- any of several grayish or brownish satyr butterflies.
Origin of grayling
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for grayling
The grayling is the deadest-hearted and the foolishest-headed fish that swims.Angling Sketches
“Must have been grayling in all these upper Missouri waters,” nodded Billy.
And you ought to have seen the grayling once, in all these branches!
Do you see that grayling between the bridge there, over the white bar?
I have known one man to say he had caught ninety grayling out of one hole.
- any freshwater salmonoid food fish of the genus Thymallus and family Thymallidae, of the N hemisphere, having a long spiny dorsal fin, a silvery back, and greyish-green sides
- any butterfly of the satyrid genus Hipparchia and related genera, esp H. semele of Europe, having grey or greyish-brown wings
Word Origin and History for grayling
Online Etymology Dictionary, © 2010 Douglas Harper