In an interview with John Green, Stephen Colbert quipped, "as far as I can tell, a young adult novel is a regular novel that people actually read." Whether or not this is wholly accurate, YA readers do seem to an exuberant lot. The most devoted have gone so far as to adopt their own way of speaking.
Shipping is the desire for two individuals, fictional or non, to be romantically involved. And, of course, Okay has become a stand-in for all sorts of verbal affections thanks to The Fault in Our Stars. This is Teen has put together a video to help you better understand the lingo. You can check it out above -- but you might want to read the book first.