(Antika) The Deep Web (also called the Deepnet, the Invisible Web, the Darknet, the Undernet or the hidden Web) is World Wide Web content that is not part of the Surface Web, which is indexed by standard search engines
{i} collection of peer to peer networks allowing people to share in an illegal manner copyrighted digital files across the Internet with very little detection; encoded anonymous section on the Internet where users can chat and exchange data
Any of various collections of software and servers used to distribute copyright music, videos etc; especially via the Internet