Sweat shop is a term used to describe a workplace where employees are subject to poor working conditions and long hours for low wages. The two crossword solutions for the term sweat shop are SPA (3 letters) and GYM (3 letters). SPA stands for 'sanus per aquam' which is Latin for 'health through water' and is a term used to describe a facility offering health and beauty treatments. A GYM is a facility that offers physical exercise equipment and classes to help people stay fit and healthy.