/ Thesaurus / R Synonyms of rail splitter Find synonyms for: Noun1. rail-splitter, splitter, laborer, manual laborer, labourer, jackusage: a laborer who splits logs to build split-rail fencesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language