adj. Really, really, very terribly boring.
Related terms: butt naked, butt stupid, butt lazy, butt annoying, butt horrible, butt heinous, butt awful, butt crappy, butt lousy, butt lame, butt nasty, pig-butt nasty.
Real citation: "Hey Jason,It's a real shame to see Mynym go...I'm mad at that!:( Your weblog is going to be butt boring without him."
(Anonymous, Aug. 18, 2004, http://www.thelookmachine.com/weblog/2004/08/reason.html)
Made-up citation: "The second Lord of the Rings movie is the most butt boring thing I've ever paid to watch. I can't believe Peter Jackson is the same director who gave us the Sumatran rat monkey and a kung-fu priest..."