/ Dictionary / Index O off-peak: Meaning and Definition of Find definitions for: off-peak Pronunciation: (ôf'pēk', of'-), [key] — adj. of, pertaining to, or during a period of less than maximum frequency, demand, intensity, or use: the off-peak travel season; off-peak train fares. lower than the maximum: off-peak production. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. off off Broadway off-price Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language