/ Dictionary / Index L littermate: Meaning and Definition of Find definitions for: lit•ter•mate Pronunciation: (lit'ur-māt"), [key] — n. one of a pair or group of animals born or reared in the same litter. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. litterbug littery Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language