/ Dictionary / Index P pepper-upper: Meaning and Definition of Find definitions for: pep•per-up•per Pronunciation: (pep'ur-up'ur), [key] — n. Informal. something, as a food, beverage, or pill, that provides a quick but temporary period of energy and alertness. something added to food to relieve blandness. an experience that increases enthusiasm or zeal, as a pep talk. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pepper tree pepperwood Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language