"Kos" means female pussy in Persian/Farsi language. "Sher" means poem. Together they point to something crapy or someone who talks bullshit.

Shahram, don't give me this Kos-e-sher again!
by Sassan August 29, 2007
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"Kos" means female pussy in Persian/Farsi language. "Sher" means poem. Together they point to something crapy or someone who talks bullshit.
Ahmad, don't give me this Kos e sher again!
by Pitalle September 7, 2022
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