/ Dictionary / Index P proximity fuze: Meaning and Definition of Find definitions for: proxim'ity fuze" Pronunciation: [key] a design for detonating a charge, as in a projectile, within a predesignated radius of a target. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. proximity proximo Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language