/ Dictionary / Index O otto: Meaning and Definition of Find definitions for: ot•to Pronunciation: (ot'ō), [key] — n. attar (def. 1). Ot•to Pronunciation: (ot'ō Ger. ôt'ō), [key] — n. a male given name: from a Germanic word meaning “rich.” Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. otter trawl Otto I Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language