/ Dictionary / Index A arrivism: Meaning and Definition of Find definitions for: ar•ri•vism Pronunciation: (ar'u-viz"um), [key] — n. the conduct or condition of an arriviste. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. arrivederci* arriviste Related Content Daily Word Quiz: blithesome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language