閉口 bìkǒu to shut up Origin Definitions Defs Strokes Stroke Words Sentences Sents bìkǒu to shut up 闭 閉 bì verb to close to close or shut; to bring things together such as the eyes or mouth口 kǒu noun mouth mouth of a person or animal; (bound form) oralbìkǒu to close a port 闭 閉 bì nounadjective to block (bound form) to block, stop up, or obstruct; to prevent flow or passage口 kǒu noun gateway entrance, exit, or pass, such as a mountain pass, port, or gate in the Great Wall