adj. A high level of kaboomitude, with extra pow and bam.
Real citation: “That would explain it—from an insane narrator, you might expect epic self-pitying soliloquy, skipping over awkward but important details while fleshing out pointless tangents. That could justify this relentless barrage of 'me, me, me, me' back-story tucked in between the improbable ultra-mega-kaboom battle scenes and oh-so po-mo space-western movie dialogue of the 'present' thread.”
(Paul Raven, Feb. 11, 2008, Strange Horizons, http://www.strangehorizons.com/reviews/2008/02/debatable_space.shtml)
Made-up citation: “My mind went ultra-mega-kaboom when I learned the truth about dinosaurs. Apparently, they're birds. What's next? Are werewolves cats? Are congressrodents human? Is nothing sacred?"