what does this mean?
 

I've seen this 'sup /b/' phrase written on several fotos of young female bodies. Wish I'd keep others to illustrate. But this one should suffice. Any idea what it means?

Attachment 1509129

the date is written with the month and day reversed like in Europe. So perhaps not English language.

Klondike

"4chan users have been responsible for the formation and/or popularization of Internet memes such as lolcats, rickrolling, and "Chocolate Rain". The site's "/b/" board is by far its most popular and notorious. It is known as the "random" board in which there are minimal rules on posted content. Gawker.com once claimed in jest that "reading /b/ will melt your brain"."

- wikipedia.

http://img.4chan.org/b/imgboard.html

Fango