/ Dictionary / Index H head tone: Meaning and Definition of Find definitions for: head' tone" Pronunciation: [key] (in singing) a vocal tone so produced as to bring the cavities of the nose and head into sympathetic vibration. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. head-to-head head trip Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language