YakutPronunciation: /jaˈkʊt/Definition of Yakut noun (plural same or Yakuts) 1a member of an indigenous people living in scattered settlements in northern Siberia. 2 [mass noun] the Turkic language of the Yakut, which has some 300,000 speakers spread over 2 million square miles. adjective relating to the Yakut or their language. Origin:via Russian from YakutYakut in other Oxford dictionaries Definition of Yakut in the US English dictionary