The term WORK, WORK, WORK can be summarized by two crossword solutions: TOIL (4 letters) and SLAVE (5 letters). TOIL is defined as hard, often tedious labor, while a SLAVE is someone who is forced to work without pay or freedom. Both terms refer to a situation in which a person is required to work hard and without reward. This type of labor has been used throughout history to exploit people for economic gain.