To answer a question that has come up about this label: It’s been five or six years since I’ve used the term (as of the summer of 2017), and I had actually forgotten about it. I don’t know for sure that I coined it it, but I used all three major search engines and couldn’t find anyone using the exact term “blight wing” previous to the first blog post in the archive of my old blog (from July of 2010). – SK
Regardless of who first coined the blight wing label, I use it to differentiate between those who are far to the right on the American political spectrum – the right wing, and those who are in the same ideological zone of the spectrum as the right wing, but who also are of unusually vitriolic, tribalistic and/or otherwise egregious behavior.
Wingnut is a term some use for people like this as well, although I try to use that term when speaking of something with an element of being disconnected from reality. You don’t need to be missing proverbial marbles to be a blight wing type, although there is certainly overlap in those two groups, but rather be
As examples, the first two blog posts in the archive from our old blog spoke about
Ideally, I’d apply this term to extremists of all sorts who also behave in such ways, but because it rhymes with right wing, that’s just not something that has stuck – people naturally assume that it’s about the right wing.