/ Dictionary / Index W water brash: Meaning and Definition of Find definitions for: wa'ter brash" Pronunciation: [key] — Pathol. Pathol. heartburn (def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. waterbrain waterbuck Related Content Daily Word Quiz: stringent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language