Amazeballs and advertising

Oxford Dictionaries, creators of the Oxford English Dictionary (OED), has added amazeballs to their list of English words. Of course I had to check it out myself, and sure enough its in there.

What I also found amusing was the advertisement running along the left side. Was it a random ad placement? Based on keywords in the web page content? Or is the emerging Ghost in the Internet telling me I need new underwear?

The advertisement served up when looking up "amazeballs"