class action

US /klæs ˈæk.ʃən/
UK /klæs ˈæk.ʃən/
"class action" picture
1.

a lawsuit in which a large group of people collectively bring a claim to court and/or in which a class of defendants is being sued.

:
The consumers filed a class action lawsuit against the company for defective products.
The court approved the class action settlement.