no sooner said than done

no sooner said than done

an expression indicating that something has been done quickly and obediently. Jill: Can I help you out? Jane: Yes! Put these files in alphabetical order. Jill: No sooner said than done. The service at the hotel was really remarkable. Everything we asked for was no sooner said than done.
See also: done, said, sooner

no sooner said than done

Accomplished immediately, as in He said we should leave and, no sooner said than done. This expression employs no sooner ... than in the sense of "at once," a usage dating from the mid-1500s.
See also: done, said, sooner