wiz /wɪz/noun 2verb 1forms 3 noun2 •A person who is exceptionally clever, gifted or skilled in a particular area. •(Internet, informal) A wizard; an administrator of a multi-user dungeon.The wizzes are only the junior grade of the MUD illuminati. The people who attain the senior grade of MUD freemasonry by starting their own MUD, with all due hubris, are known as gods. — 2003 verb1 •(Internet, informal) To be promoted to wizard (administrator) status in a multi-user dungeon, by completing the game quest.I lost interest and stopped playing soon after I wizzed. formswizzed · wizzing · wizzes