S

Search engine friendly URLs: or, for short, SEF URLs, implemented with a Rewrite engine.

Spam blog: A blog which is composed of spam. A Spam blog or “any blog whose creator doesn’t add any written value.”

Slashdot effect: The Slashdot effect can hit blogs or other website, and is caused by a major website (usually Slashdot, but also Digg, Metafilter, Boing Boing, Instapundit and others) sending huge amounts of temporary traffic that often slow down the server.

Subscribe: The term used when a blogs feed is added to a feed reader like Bloglines or Google. Some blogging platforms have internal subscriptions, this allows readers to receive notification when there are new posts in a blog.