So you've heard the term RSS feed but you have no idea what it is, right? Well here is a simple definition: RSS is an acronym for Really Simple Syndication (or Rich Site Summary, depending on who you ask), and describes a family of web feed formats used to publish frequently updated works -- such as blog entries, news headlines, audio, and video -- in a standardized format. If you've seen the little orange and white logo on many websites, you'll now know what that means.