Mock Ribbing?

What the heck is mock ribbing? :??

This is the first time in a looooooong time I couldn’t actually find the answer to something like this myself! Heeeeeeeeeeelp. :lol:

http://knitting.about.com/library/bldoublemockrib.htm

http://www.erica-lee.org/knit/stitches2.html

I found these.

yayyy thanks…i did see the double mock rib ones earlier, but i wasn’t sure if it was the same thing…thanks!