/ Dictionary / Index N NC-17: Meaning and Definition of Find definitions for: NC-17 Pronunciation: (en'sē'sev"un-tēn'), [key] Trademark. no children under 17: a motion-picture rating advising that persons under the age of 17 will not be admitted to the film. Cf. G (def. 7), PG, PG-13, R (def. 5), X &newlij; (def. 8). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. NCPAC NCTE 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