/ Dictionary / Index C clock-hour: Meaning and Definition of Find definitions for: clock-hour Pronunciation: (klok'our", -ou"ur), [key] — n. a full 60-minute period, as of class instruction or therapeutic consultation. Cf. hour (def. 11). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. clocker clock jack Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language