Breadcrumb Home > Dictionary > Index A airborne alert: Meaning and Definition of Find definitions for: air'borne alert' Pronunciation: [key] a state of military alert wherein combat-equipped aircraft are flying and prepared for action. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. airborne airborne command post ✖ Related Content Daily Word Quiz: hortatory Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language