/ Dictionary / Index B black rudderfish: Meaning and Definition of Find definitions for: black' rud'derfish Pronunciation: [key] barrelfish. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. black rot black ruff Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language