1) Button yer lip 2) Impolite shhh 3) Number-one single in Austria 4) Number-one single in Germany 5) Number-one single in Italy 6) Number-one single in Poland 7) Number-one single in Spain 8) Peremptory command 9) Restraining order 10) To keep from talking, intern 11) To silence, incarcerate Found on https://www.crosswordclues.com/clue/shut-up
`Shut up` is a direct command with a meaning similar to `be quiet``, but which is commonly perceived as an angrier and more forceful demand to stop making noise or otherwise communicating. The phrase is probably a shortened form of `shut up your mouth` or `shut your mouth up`, and its use is generally considered rude. ==Initial meaning an... Found on http://en.wikipedia.org/wiki/Shut_up