Refers to a required amount of work, sales, or production that must be met, often with a nuance of pressure or obligation. Common in business contexts.
from Russian norma
I'm working overtime to meet this month's quota.
The sales department has strict quotas imposed on them.
I was able to meet this month's quota.
The boss imposes a quota on each employee.
Being pressed by my quota every day, I have no peace of mind.
He gets through his quota even if it means working overtime.