Breadcrumb Home > Dictionary > Index B bull's-eye mirror: Meaning and Definition of Find definitions for: bull's'-eye mir'ror Pronunciation: [key] a circular, convex, ornamental mirror. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bull's-eye bull's-eye rot ✖ Related Content Daily Word Quiz: acronym Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language