/ Dictionary / Index A air-to-surface: Meaning and Definition of Find definitions for: air-to-sur•face Pronunciation: (âr'tu-sûr'fus), [key] — adj. operating or directed from a flying aircraft to the surface: air-to-surface missiles. —adv. from a flying aircraft to the surface of the earth:Also called They released the rockets air-to-surface. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: air-to-surface (Thesaurus) air-to-air air traffic Related Content Daily Word Quiz: exemplary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language