verb. To make something less assy, especially a brain. Or a bathroom.
Real citation: "You are only going to defeat that kind of attack through intelligence, and our intelligence is completely lacking because of political bullshit, and myopia. Not having enough Arab language translators? That's a fixable problem, if only the politicans would deassify their heads."
(HaemishM, May 1, 2006, http://www.gameangst.com/forums/index.php?showtopic=7&pid=142&mode=threaded&show=&st=&)
Made-up citation: "The deassification of my bathtub will now commence."