This is now a new age term used to describe a meth head (aka tweaker) that will not stop geekin and peekin out of windows, constantly nervous and always on edge with the absolute fucked up mentality that someone is out to get them, and not to mention that everything is so fucking dramatic
(THIS IS THE DIRTY SOUTH TRU MEANING OF A WIGGER!)
Hey you damn wiggers if you don't stopwiggin theres going to be some major consequenses.