/ Dictionary / Index N nooner: Meaning and Definition of Find definitions for: noon•er Pronunciation: (n'nur), [key] — n. Informal. an activity undertaken during the lunch hour. a brief midday sexual encounter. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. no one noonhour Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language