/ Dictionary / Index A A.P.S.: Meaning and Definition of Find definitions for: A.P.S. Pronunciation: [key] American Peace Society. American Philatelic Society. American Philosophical Society. American Physical Society. American Protestant Society. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. aprowl A.P.S.A. 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