/ Dictionary / Index M M.Des.: Meaning and Definition of Find definitions for: M.Des. Pronunciation: [key] Master of Design. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. M-day Mdewakanton Related Content Daily Word Quiz: loquacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language