blog network - Computer Definition
(1) An organization that hires people to write blogs. It sells advertising and owns the blogs. Examples of such commercial blog networks are www.engadget.com and www.b5media.com. See blog.
(2) An organization that serves as an advertiser intermediary for bloggers. In this case, the bloggers own the blogs.
(3) A group of blogs that are loosely affiliated and share a common interest.