/ Dictionary / Index V vasty: Meaning and Definition of Find definitions for: vast•y Pronunciation: (vas'tē, vä'stē), [key] — vast•i•er, vast•i•est. vast; immense. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. vastus vat Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language