What is JuJu?

According to Wictionary:

juju (plural jujus)

1. A fetish or charm believed by West Africans to have magical or supernatural powers.

2. The magical or supernatural power of such a charm.

3. A superstitious belief in the karmic consequences of an action or behavior, usually negative in connotation.

That's some bad juju.

4. A type of music popular in Nigeria. (See Jùjú music) [popular style from Nigeria relyng on the traditional Yoruba rhythms -and/or- another term for a mojo hand].

5. The fourth album by the British rock band Siouxsie & the Banshees.

6. William Shorter also had a release in 1964 on Blue Note called "JuJu"