appeal to Caesar
To direct a plea to the most powerful person in a particular setting or situation. No one else has the authority to overturn this decision—you'll have to appeal to Caesar on this one.
appeal to Caesar
appeal to the highest possible authority. The allusion is to the claim made by the apostle Paul to have his case heard in Rome, which was his right as a Roman citizen: ‘I appeal unto Caesar’ (Acts 25:11).