English version

wildcat strike in Labour relations, unions topic

From Longman Dictionary of Contemporary Englishwildcat strikeˌwildcat ˈstrike noun [countable]  BELan occasion when workers suddenly stop working in order to protest about something, usually without the support of a trade union
Examples from the Corpus
wildcat strikeThe closed shop and the wildcat strike have undermined the legitimacy of modern trade unionism.