/ Dictionary / Index B best in show: Meaning and Definition of Find definitions for: best' in show' Pronunciation: [key] an award to the dog, cat, or other animal judged best of all breeds in a competition. the animal that wins such an award. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bestiary bestir Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language