/ Dictionary / Index S studfish: Meaning and Definition of Find definitions for: stud•fish Pronunciation: (stud'fish"), [key] — pl. -fish, -fish•es. either of two killifishes marked with orange spots, Fundulus catenatusof the Tennessee and Cumberland rivers and Ozark Mountains region, or F. stelliferof the Alabama River. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. stud fee studhorse Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language