Yugo-Slav /ˈjuːɡəˌslɑːv/adjective 1noun 1forms 3 adjective1 •(historical) Of, relating to, or characteristic of Yugoslavia or Yugoslavs.Due to Greek objections, North Macedonia was often referred to as the "former Yugoslav Republic of Macedonia" for many years. noun1 •(historical) A native or inhabitant of Yugoslavia.He considered himself to be a Yugoslav first and foremost, regardless of his Croat and Serb ancestry. formsYugo-Slavs · more Yugo-Slav · most Yugo-Slav