/ Dictionary / Index M Macomb: Meaning and Definition of Find definitions for: Ma•comb Pronunciation: (mu-kōm'), [key] — n. a city in NW Illinois. 19,632. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. macoma Macon Related Content Daily Word Quiz: ontiguous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language