Copycat may refer to a person who adopts, copies, imitates, mimics, or follows the same thing as someone. For example, a child who adopts the behavior, style or does exactly the same as another child might be called a copycat. Copycat may refer to a person who adopts, copies, imitates, mimics, or follows the same thing as someone. For example, a child who adopts the behavior, style or does exactly the same as another child might be called a copycat. Copycat may also refer to: