Breadcrumb Home > Dictionary > Index M Mike-Mike: Meaning and Definition of Find definitions for: Mike-Mike Pronunciation: (mīk'mīk'), [key] — n. Mil. Slang. a millimeter. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mike fright Mikhailovitch ✖ Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language