/ Dictionary / Index W Wausau: Meaning and Definition of Find definitions for: Wau•sau Pronunciation: (wô'sô), [key] — n. a city in central Wisconsin. 32,426. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: wausau (Thesaurus) Waukesha Wauwatosa Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language