fait ac·com·pli /ˌfeɪt əˈkɒmpli $ -ˌækɑːmˈpliː/ noun [singular]
FINISH/COME TO AN ENDsomething that has already happened or been done and cannot be changed 既成事实
Examples from the Corpus
fait accompli• But the lockout, and the ensuing negotiations, produced a fait accompli that could not be undone.• The same was true where schools developed a program and then approached companies with a fait accompli.• This constraint would be formidable enough without the second challenge of having assumed office presented with a fait accompli.• With the support of school nurses she presented the public with a fait accompli.