/ Dictionary / Index C clock radio: Meaning and Definition of Find definitions for: clock' ra'dio Pronunciation: [key] a radio combined with an alarm clock in a compact cabinet, the clock serving as a timer to turn the radio on or off at a preset time. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. clock puncher clock-timer Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language