/ Dictionary / Index W Wyo.: Meaning and Definition of Find definitions for: Wyo. Pronunciation: [key] Wyoming. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. wynn Wyoming 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