What is the meaning of Wizard?

Someone, usually male, who uses (or has skill with) magic, mystic items, and magical and mystical practices.

One who is especially skilled or unusually talented in a particular field.

A computer program or script used to simplify complex operations, often for an inexperienced user.

One of the administrators of a multi-user dungeon.

A wise man; a sage.

A virgin over the age of 30 who does not socialize and thus cannot find a sexual partner.

Fine, superb (originally RAF slang).

To practice wizardry.

To conjure.

Source: wiktionary.org