it means, in chinese, eat my shitthe other day i went into the chinese resteraunt and said to the cashier "chi shi" and i got kicked out. . تو فارسی میشه چی شی? ( گویش اراکی ) مثل : چیشی میگی برا خودت? ( چی میگی ) یعنی وات د فاک??+ عکس و لینک
