A company that exploits its employees (e.g. forces unpaid overtime, excessive work, poor conditions); a pejorative term for abusive workplaces.
あの会社は残業代を払わないブラック企業だと噂されている。
There are rumors that that company is a black company that doesn't pay overtime.
就活で給料だけで決めず、ブラック企業かどうかを面接や口コミで確認したほうがいい。
When job hunting, don't decide only by salary; it's better to check via interviews and reviews whether a company is a black company.
長時間労働やパワハラが横行している企業は、しばしばブラック企業と呼ばれる。
Companies where long working hours and workplace harassment are rampant are often called black companies.