noun. North of Kablooey City.
Real citation: "So, what happens is, we see Apollo's Viper in the foreground, and lots of flak explosions in the background, which pretty well obscure the Galactica. Against this background of kaboomsville, the Cylon ship is basically only identifiable because it's the thing that's got glowing engines but isn't bursting into flame."
(Strega, "Scattered," page 11, http://www.televisionwithoutpity.com/articles/content/a416/index-10.html)
Made-up citation: "And the Bible said, 'The Middle East shall yield many prophets, plus a whole shitload of kaboomsville. Selah.'"