Actually, not as new as I first thought. Having checked with various sources such as urbandictionary.com , I find that this word has been recognised as existing since at least the turn of the century.
We're nothing if not behind-the-times in Millbrook, you know.
I first came across it, however, in Saturday's Guardian; back inside page, main section, Lucy Mangan's regular column. As everyone knows, all right-thinking people love Lucy Mangan. As, indeed, I suspect do one or two wrong-thinking people.
I think I'll just let Lucy do her thing, she's writing a paragraph or two about Jonathan Frantzen...