A medicine (wo)man or "shaman". A tribal or aboriginal spiritual leader.

Medicine man of some African tribes who practices primitive forms of healing involving magic or witchcraft.

A person who professes to cure disease and counteract witchcraft by magic, esp. a tribal magician.

Witch Doctor is a song written and performed by Ross Bagdasarian (a.k.a. David Seville) and was released in 1958.

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