/ Dictionary / Index H half-inch: Meaning and Definition of Find definitions for: half-inch Pronunciation: (haf'inch', häf'-), [key] — n. a half of an inch, equal to of a foot (1.27 centimeters). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. halfies half-lap joint Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language