Oxford Dictionary English close-down noun noun BrE BrE//ˈkləʊz daʊn// ; NAmE NAmE//ˈkloʊz daʊn// [uncountable, singular] Add to my wordlistjump to other resultsthe stopping of work, especially permanently, in an office, a factory, etc.Check pronunciation: close-down oxfordlearnersdictionaries.com