/ Dictionary / Index W WY: Meaning and Definition of Find definitions for: WY Pronunciation: [key] Wyoming (approved esp. for use with zip code). Wy. Pronunciation: [key] Wyoming. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: wy (Thesaurus) WWW Wyandot Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language