/ Dictionary / Index N NH: Meaning and Definition of Find definitions for: NH Pronunciation: [key] New Hampshire (approved esp. for use with zip code). N.H. Pronunciation: [key] New Hampshire. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: nh (Thesaurus) ngwee NHA Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language