/ Dictionary / Index G grimalkin: Meaning and Definition of Find definitions for: gri•mal•kin Pronunciation: (gri-mal'kin, -môl'-), [key] — n. a cat. an old female cat. an ill-tempered old woman. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Grimaldian grime Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language