noun, plural Os·man·lis.
- an Ottoman.
- the language of the Ottoman Turks.
- of or relating to the Ottoman Empire
- plural -lis (formerly) a subject of the Ottoman Empire
- the Turkish language, esp as written in Arabic letters under the Ottoman Empire
“an Ottoman Turk,” 1813, from Turkish Osmanli “of or pertaining to Osman,” founder of the Ottoman dynasty (he reigned 1259-1326); his name is the Turkish pronunciation of Arabic Uthman. This is the native word where English generally uses Ottoman.