/ Dictionary / Index W Westinghouse brake: Meaning and Definition of Find definitions for: West'inghouse brake' Pronunciation: [key] a railroad air brake operated by compressed air. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Westinghouse West Irian Related Content Daily Word Quiz: wary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language