noun Slang: Usually Offensive.
an exact copy, including all errors.
This term is usually perceived as insulting to or by the Chinese. It may refer to the stereotype that Asian workers copy Western products and produce a cheaper version or to the notion that people whose native language is markedly different from English are incapable of recognizing errors in English writing. By the late 1800s, Chinese
was being used in American military slang as an adjective meaning “inferior, clumsy, abnormal, etc.” See also Chinese