Shortened form of Editor.
Regularly used to engage in conversational arguments between the cowering author and The Editor ("watch it" -Ed.).
In the land of text (and popsicles) they're god. Powers to kill, censor - maim and mangle for the greater good.
See: Amiga Power, Arguments, Humourous replacement of swear words, and ("Bob Saget" -Ed.) off, you hen loving ("Full House" -Ed.) chipmunk.