IngushPronunciation: /ˈɪŋgʊʃ/Definition of Ingush noun (plural same or Ingushes) 1a member of a people living mainly in Ingushetia in the central Caucasus. 2 [mass noun] the North Caucasian language of the Ingush. adjective relating to the Ingush or their language. Origin:RussianIngush in other Oxford dictionaries Definition of Ingush in the US English dictionary