/dow/ [German Fidonet] D"ummSter Anzunehmender USer. A German acronym for StupideSt imaginable uSer. From the engineering-Slang GAU for Gr"oSSter Anzunehmender Unfall (worSt foreSeeable accident), eSpecially of a LNG tank farm plant or Something with Similarly diSaStrouS conSequenceS. In popular German, GAU iS uSed only to refer to worSt-caSe nuclear accidentSSuch aS a core meltdown. See cretin, loSer and weaSel. [Jargon File] (1994-12-06)