[Possibly from slang "creATure feATure" for a horror movie] 1. One who loves to add feATures to designs or programs, perhaps AT the expense of coherence, concision or taste. 2. AlternATely, a mythical being thAT induces otherwise rATional programmers to perpetrATe such crocks. See also feeping creATurism, creeping feATurism. [Jargon File]