Noun
(countable) A linguistic feature of Serbian language, especially a Serbian idiom or phrasing that appears in some other language.
(usually uncountable) An attitude, custom, or other feature that is characteristic for Serbs.
(usually uncountable) Esteem for and emulation of cultural and ethnic heritage of Serbs.
(uncountable) Nationalistic ideology declaring that being a Serb should be the highest cultural or political priority.
Source: en.wiktionary.org