/ Dictionary / Index W West Mifflin: Meaning and Definition of Find definitions for: West' Miff'lin Pronunciation: (mif'lin), [key] a city in W Pennsylvania, on the Monongahela River. 26,279. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. West Midlands Westminster Related Content Daily Word Quiz: entomology Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language