Joe SixApp means in slang: An industry term that describes the average user of a computer. It is a reference back to Joe Sixpack, the old average guy. The person is likely to use a computer and just upgraded from dial-up or a CRT monitor. This person surfs the internet using an outdated browser such as Internet Explorer 6. Their teenagers help them to email photos and use basic applications like Word, Excel and Outlook. Although they don’t blog or use RSS feeds, they do visit and (in Slang Dictionary, added by Keely Esparza)