From the Malay word to tear. Botched up, broken, failed. Can be used to describe a foiled or failed plan. Example: So, how's your girl? Koyak, man. She fall for some bugger with the new VW. Says our relationship can't really work.
KOYAK
Meaning of KOYAK in English
Slang English vocab. Английский сленговый словарь. 2012