What does Esther 1:16 mean?

Then Memucan spoke up in front of the king and the officials: 'Queen Vashti has wronged not only the king but also all the officials and everyone in all the provinces of King Xerxes.' Esther 1:16 - Modern Text Bible

(Memucan argues that Vashti's disobedience is a public insult, not just to the king but to all men in the empire, setting the stage for a harsh response.)