kosmokh is a persian word. a guy who is as dumb as shit. but he thinks that he's a fucking genius. you can only find poop instead of brain in his head.
A combination of Kosomak, Kosomeenak, and Kosokhtak. It translates roughly to 'All your sisters' mother's vagina'.
Used by select proudly vulgar Egyptians in situations of extreme anger and distress