ah, tsuwm, I spoke too soon. But still no rhaplu definition of "chook."
Meanwhile, rhaplu, I stumbled across this 'crescent moon' link on yahoo.....http://ask.yahoo.com/19990823a.html

>This spelling checker seems to have hidden depths! "panic-stricken" = "panned" (what else!), and "b." came out as Babbage, presumably he of the Calculating Engine, precursor of these little gadgets that cause us to get behind in our real work.
*indulging in a little back-formation and wondering what I'd have to type to pull up "Turing" in the amusing SC?*