/ Dictionary / Index F fighting fish: Meaning and Definition of Find definitions for: fight'ing fish" Pronunciation: [key] any of several brightly colored labyrinth fishes of the genus Betta, found in Southeast Asia. Also calledCf. Siamese fighting fish. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. fighting cock Fighting French 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