Breadcrumb Home > Dictionary > Index H head register: Meaning and Definition of Find definitions for: head' reg"ister Pronunciation: [key] the high register of the human voice. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. headrail headrest TrendingHere are the facts and trivia that people are buzzing about. Ramadan and Eid al-Fitr 42 Best War Movie Quotes Current Events This Week: March 2023 Recycling Facts William Shakespeare Worst U.S. Forest Fires ✖ Related Content Daily Word Quiz: nonplus Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language