/ Dictionary / Index W waterhead: Meaning and Definition of Find definitions for: wa•ter•head Pronunciation: (wô'tur-hed", wot'ur-), [key] — n. the source of a river or stream. a body of water dammed up for irrigation, to supply a garden, etc. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. water hawthorn water heater Related Content Daily Word Quiz: pauper Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language