/ Dictionary / Index B bird's beak: Meaning and Definition of Find definitions for: bird's' beak" Pronunciation: [key] — Archit. Archit. beak (def. 9). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Birds, The* birdseed Related Content Daily Word Quiz: serendipity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language