noun. Someone's using the old thinkbone.
Real citation: "if the idiot user then manages to read through the manpage for rm and finds out that the argument r makes rm remove directories as well and the argument f makes it not ask any more i am going to congratulate him for his ultimate unidiotness."
(timonator, June 12, 2006, http://forums.introversion.co.uk/introversion/defcon/viewtopic.php?p=4700)
Made-up citation: "Whoever the next President is, I have high hopes for reasonable levels of unidiotness."