/ Dictionary / Index W water gum: Meaning and Definition of Find definitions for: wa'ter gum" Pronunciation: [key] any of several Australian trees of the myrtle family, growing near water. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. waterglass painting water gun Related Content Daily Word Quiz: kiln Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language