Search the dictionary A Chinese word or character, or English Draw a character Search 8 entries. bìkǒu 闭口 to close one's mouth bìkǒu 閉口 to close one's mouth bìkǒubùtán 闭口不谈 to refuse to say anything about (idiom) bìkǒubùtán 閉口不談 to refuse to say anything about (idiom) tóubìkǒu 投币口 coin slot bìkǒubùyán 闭口不言 to keep silent (idiom) tóubìkǒu 投幣口 coin slot bìkǒubùyán 閉口不言 to keep silent (idiom)