Naija adjective 1noun 2forms 1 adjective1 •Of or from Nigeria.‘If you come [...] you will meet a lot of Naija people there.’ — 2019 noun2 •(slang) Nigeria (a country in West Africa).But, it is correct to say most of our leaders in Naija are not leaders but looters. — 2005 •A person from Nigeria. formsNaijas