What does koskesh in farsi mean?

"Koskesh" is not a word in Farsi. It is possible that you have misspelled a word, or it is a slang term or dialect word that is not widely known.

Could you please provide more context or try to recall the word correctly?

Perhaps you meant:

* "Koskesh" (کوس کش) - This is a vulgar word and is considered offensive.

* "Koshish" (کوشش) - This means effort, attempt, or struggle.

* "Koshesh Kon" (کوشش کن) - This means "try your best" or "make an effort".

Please provide more information so I can assist you better!