Yurok Syllabification: (Yu·rok)Pronunciation: /ˈyo͝orˌäk, -ək/Definition of Yurok noun (plural same or Yuroks) 1a member of an American Indian people of northern California. 2the language of the Yurok, distantly related to Algonquian. adjective relating to the Yurok or their language. Origin:from Karok yúruk, literally 'downstream'