/ Dictionary / Index B baitfish: Meaning and Definition of Find definitions for: bait•fish Pronunciation: (bāt'fish"), [key] — pl. -fish, -fish•es. a small fish that is a source of food for a larger fish: Fishermen knew the presence of baitfish meant plenty of bass nearby. any small fish, as a minnow or shiner, used as bait. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bait casting baith Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language