Pronunciation: (ō'tis),[key] —n. 1. Elisha Graves, 1811–61, U.S. inventor.
2. Harrison Gray, 1837–1917, U.S. army officer and newspaper publisher.
3. James, 1725–83, American lawyer and public official who is supposed to have first used the phrase “Taxation without representation” (brother of Mercy Otis Warren).
4. a male given name.