/ Dictionary / Index A arf: Meaning and Definition of Find definitions for: arf Pronunciation: (ärf), [key] (used to imitate the bark of a dog). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Arezzo arfvedsonite Related Content Daily Word Quiz: labyrinth Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language