The people who initially called themselves “incels” were presumably not using it as a pejorative, but on the other hand there are people who, having not called

The people who initially called themselves “incels” were presumably not using it as a pejorative, but on the other hand there are people who, having not called themselves by the term, have been referred to by others using the term as a pejorative. I am no longer sure what the word “slur” means. My best guesses are “a pejorative which morally should not be used”, “a pejorative which social consensus has condemned the use of”, “a pejorative against a class which social consensus has decided should be a protected class”, but I’m not sure. Is “truescum” a slur? Idk.