Out of business
Definition 1 of 2
Pro Tip 1/3Economic Failure
Used to indicate that a business has stopped making money and cannot continue. 
Many restaurants go out of business within their first year.
Pro Tip 2/3Permanent Closure
Often implies that the shutdown of operations is permanent, not just a temporary break. 
Once a shop is out of business, it rarely reopens.
Pro Tip 3/3Not Bankruptcy
Does not always mean the company has gone bankrupt; it could close for other reasons. 
The owner retired and put the store out of business.