/ Dictionary / Index M metallic bond: Meaning and Definition of Find definitions for: metal'lic bond' Pronunciation: [key] the type of chemical bond between atoms in a metallic element, formed by the valence electrons moving freely through the metal lattice. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. metallic metallic glass Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language