/ Dictionary / Index N N.O.C.: Meaning and Definition of Find definitions for: N.O.C. Pronunciation: [key] not otherwise classified. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: noc (Thesaurus) no-brainer no-cal 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