/ Dictionary / Index W Wabash: Meaning and Definition of Find definitions for: Wa•bash Pronunciation: (wô'bash), [key] — n. a river flowing from W Ohio through Indiana, along part of the boundary between Indiana and Illinois, into the Ohio River. 475 mi. (765 km) long. a city in N Indiana. 12,985. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: wabash (Thesaurus) Wabanaki wabble Related Content Daily Word Quiz: banshee Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language