/ Dictionary / Index R rail-splitter: Meaning and Definition of Find definitions for: rail-split•ter Pronunciation: (rāl'split"ur), [key] — n. a person or thing that splits logs into rails, esp. for fences. (cap.) nickname of Abraham Lincoln. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: rail-splitter (Thesaurus) railroad worm railway Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language