Definition
An expression used to tell someone to be quiet or to stop making so much noise.
闭嘴！
Hey, put a sock in it, will you? I'm trying to work here.
嘿，安静点好吗？我正在这里工作。
Please, put a sock in it! You're giving me a headache. Just be quiet!
拜托，安静点！你让我头痛。安静点！
When I asked him to be quiet, he just said, "Put a sock in it!" and continued singing loudly.
当我请他安静时，他却说：「闭嘴！」然后继续大声唱歌。