/ Dictionary / Index B buck passer: Meaning and Definition of Find definitions for: buck' pass"er Pronunciation: [key] — Informal. Informal. a person who avoids responsibility by shifting it to another, esp. unjustly or improperly. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bucko buckra Related Content Daily Word Quiz: sinister Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language