Montenegrin /ˌmɒntɪˈnɛɡɹɪn/noun 3adjective 2forms 3 noun3 •a member of the Montenegrins (ethnic group) •a person from Montenegro (country) •The standardized variety of Serbo-Croatian, a South Slavic language, spoken in Montenegro. adjective2 •relating to Montenegro (country) •relating to Montenegrins (ethnic group) formsMontenegrins · more Montenegrin · most Montenegrin