/ Dictionary / Index H hairbrush: Meaning and Definition of Find definitions for: hair•brush Pronunciation: (hâr'brush"), [key] — n. a brush for smoothing and styling the hair. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: hairbrush (Thesaurus) hairbreadth hairbrush cactus Related Content Daily Word Quiz: sequester Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language