/ Dictionary / Index M Mcfd: Meaning and Definition of Find definitions for: Mcfd Pronunciation: [key] thousands of cubic feet per day. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Mcf McFee Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language