/ Dictionary / Index N nong: Meaning and Definition of Find definitions for: nong Pronunciation: (nong), [key] — n. Australian and New Zealand Informal. a foolish, incompetent person. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. nonfulfillment nongonococcal urethritis Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language