/ Dictionary / Index H headwork: Meaning and Definition of Find definitions for: head•work Pronunciation: (hed'wûrk"), [key] — n. mental labor; thought. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. headword heady Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language