/ Dictionary / Index W what-if: Meaning and Definition of Find definitions for: what-if Pronunciation: (hwut'if', hwot'-, wut'-, wot'-), [key] —n. a hypothetical case or situation; conjecture: a series of what-ifs. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. whatever what'll Related Content Daily Word Quiz: ontiguous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language