User blog comment:Foxy The Pirate Fox/What's in a CreepyPasta?/@comment-5000412-20140812002828

The literal definition, creepypasta are short fictions distributed throughout the internet that are designed to shock, unnerve, or other wise scare the reader.

That's it.

Despite how much its debated, creepypasta has no defined genre (other than the classification of horror fiction, which is understandable). After all, just look at the genre listing, and how many different worlds of stories there really are.

-E