noun. The essence of what-the-fuck-provoking goodness.
Related terms: WTF-itude, WTF-age, WTF-ery.
Real citation: "Elsewhere in the baffling sphere of backwards-thinking, there's this bit of WTF-osity from the increasingly not-so-venerable Time Magazine:"
(randomdanglingmystery, April 19, 2005, http://randomdanglingmystery.myblogsite.com/
Made-up citation: "Studies show that the average person will tolerate different levels of WTF-osity in a stud muffin, a senator, a news anchor, and a squirrel."