/ Dictionary / Index R R.O.G.: Meaning and Definition of Find definitions for: R.O.G. Pronunciation: [key] receipt of goods. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Roethke rogation Related Content Daily Word Quiz: abominable Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language