/ Dictionary / Index O O. Henry: Meaning and Definition of Find definitions for: O. Hen•ry Pronunciation: (ō hen'rē), [key] pen name of William S. Porter. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. OHC OHG Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language