/ Dictionary / Index G grayling: Meaning and Definition of Find definitions for: gray•ling Pronunciation: (grā'ling), [key] — n. 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. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. graylag graymail Related Content Daily Word Quiz: penchant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language