/ Dictionary / Index S split-fingered fastball: Meaning and Definition of Find definitions for: split'-fin•gered fast'ball Pronunciation: (split'fing"gurd), [key] — Baseball. Baseball. a pitch, similar to the forkball but thrown with the same arm speed as a fastball, that drops suddenly as it nears the batter. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. split end split flap 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