mass walkout

Translations
массовая забастовка
There was a mass walkout at the factory last week.
На прошлой неделе на заводе была массовая забастовка.
Definitions
A mass walkout is a coordinated action where a large group of people, often employees or members of an organization, leave their workplace or a specific location simultaneously as a form of protest or to express dissatisfaction with certain conditions, policies, or decisions.