Witch refers to a person, especially a woman, who is believed to have magical powers and practices witchcraft.
In modern contexts, witch can also mean:
1. A practitioner of Wicca or other neopagan religions
2. A term used to describe a malicious or unpleasant woman (derogatory)
3. In fantasy literature, a magical being with supernatural abilities
4. Slang for an extremely attractive woman (positive connotation)