/ Dictionary / Index M Mackinaw blanket: Meaning and Definition of Find definitions for: Mack'inaw blan"ket Pronunciation: [key] a thick woolen blanket, often woven with bars of color, formerly used in the northern and western U.S. by Indians, loggers, etc. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mackinaw Mackinaw boat Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language