Concept. The word has no official meaning. It is merely the most horribly ofensive thing to say to someone. It's the type of word that in other languages and countries would get you kicked out. Example: Chris was being such...such a *lowers voice* zyxatch. Why am I whispering? Everyone knows he's vermin.
ZYXATCH
Meaning of ZYXATCH in English
Slang English vocab. Английский сленговый словарь. 2012