What is skin walker meaning?

The skin-walker, also known as a yee naaldlooshii, is a creature from Native American folklore that is said to have the ability to shape-shift into any animal they desire. The skin-walker is believed to be a type of witch or sorcerer who has gained their powers using dark and forbidden magic. They are often associated with evil and malevolent actions, and it is believed that they use their powers to harm others, steal objects or food, or gain power and control over others. The skin-walker is known to be one of the most feared creatures in Native American mythology, and is said to be virtually impossible to kill.