/ Dictionary / Index A A.A.P.S.S.: Meaning and Definition of Find definitions for: A.A.P.S.S. Pronunciation: [key] American Academy of Political and Social Science. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. AAP Aar Related Content Daily Word Quiz: inutiae Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language