/ Dictionary / Index W whippersnapper: Meaning and Definition of Find definitions for: whip•per•snap•per Pronunciation: (hwip'ur-snap"ur, wip'-), [key] — n. an unimportant but offensively presumptuous person, esp. a young one. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: whippersnapper (Thesaurus) whipper-in whippet Related Content Daily Word Quiz: stringent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language