/ Dictionary / Index H Haddington: Meaning and Definition of Find definitions for: Had•ding•ton Pronunciation: (had'ing-tun), [key] — n. former name of Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Hadassah haddock 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