(Singapore, informal) A phoney or fraudulent item; anything deceptively promoted as genuine or of high quality.
Whenever I meet Meng Seng, he is always trying to sell me his koyok and recruit me into his Party.
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Regional slang from around the English-speaking world — British, Australian, Irish, Caribbean, Nigerian, Filipino, AAVE, and the hyphenated-English dialects that make the internet sound local.
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