It's a derogatory slang word for a (specifically) white (usually single) women who lives off of welfare/food stamps/wic. With multiple biracial children.

The term comes origins come from the act of buying bread with a wic check.

Someone who is possessed by clout chasing. The original human is now gone and a demonic entity that feeds on clout is all that is left. An empty shell with no control of their actions, forced to blindly react to situations they think will bring them attention.