Entertainment is a form of activity that holds the attention and interest of an audience, or gives pleasure and delight. It can be an idea or a task, but is more likely to be one of the activities or events that have developed over thousands of years specifically for the purpose of keeping an audience's attention. Definition of entertainment value. : the ability to be entertaining Few sports have greater entertainment value than figure skating. Entertainment is a big source of happiness.  A lot of jobs are generated from the entertainment industry. And people will keep buying the products, because people LOVE to be entertained. A strong, profitable industry is certainly indicative of a good society.