/ Dictionary / Index A ARVN: Meaning and Definition of Find definitions for: ARVN Pronunciation: (är'vin), [key] — n. a soldier in the army of South Vietnam. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Arvada arvo Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language