/ Dictionary / Index W who's: Meaning and Definition of Find definitions for: who's Pronunciation: (hz), [key] contraction of who is: Who's there? contraction of who has: Who's seen it? Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. whortleberry Who's Afraid of Virginia Woolf?* 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