/ Dictionary / Index S stonefish: Meaning and Definition of Find definitions for: stone•fish Pronunciation: (stōn'fish"), [key] — pl. -fish•es, -fish. a tropical scorpion fish, Synanceja verrucosa, having dorsal-fin spines from which a deadly poison is discharged. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: stonefish (Thesaurus) stoneface stonefly Related Content Daily Word Quiz: labyrinth Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language