Pronunciation: (spēr'fish"), [key]
—n., pl. (esp. collectively) -fish, (esp. referring to two or more kinds or species) -fish•es,
1. any of several fishes of the genus Tetrapturus, resembling the sailfish but having the first dorsal fin much less developed: inhabiting all seas, but rare.
2. any of several related fishes.
to fish underwater using a spearlike implement used manually or propelled mechanically.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.