/ Dictionary / Index W wapperjaw: Meaning and Definition of Find definitions for: wap•per•jaw Pronunciation: (wop'ur-jô"), [key] — n. a projecting underjaw. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. wappenshaw war Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language