Bosnian UK /ˈbɒzni.ən/US /ˈbɑːzni.ən/adjective 3noun 2forms 3 adjective3 •Of or pertaining to Bosnia and Herzegovina, the Bosnian people or their culture and language. •(historical) Of or pertaining to Bosnia. •(nonstandard) Pertaining to Bosniaks. noun2 •A person from Bosnia and Herzegovina or of Bosnian descent.Ten days later, however, the deal was dead, largely because the United States opposed it and persuaded the Bosnians to do the same, or so Gibbs argues. — 2015 •(nonstandard) A Bosniak. formsBosnians · more Bosnian · most Bosnian