1. A wizard is a computer utility designed to simplify the execution of lengthy or complicated tasks. In a graphical user interface (GUI), a wizard consists of a sequence of menus through which the user navigates in order to achieve a specific objective such as copying files and folders from a hard disk to a CD-R or CD-RW.
2. In computing and Internet applications, the term wizard is sometimes used in reference to a human hacker or expert user. Wizards are often specialists. A person who is a wizard in a single field such as Unix programming may lack knowledge in other fields such as hardware engineering.
3. In general usage, a wizard is a person who has such exceptional knowledge or expertise in a certain field that he or she appears to possess almost supernatural ability.