/ Dictionary / Index M Maxim gun: Meaning and Definition of Find definitions for: Max'im gun" Pronunciation: [key] an early single-barreled, water-cooled machine gun cocked by the force of its own recoil. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. maximalist Maximilian Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language