1. arrogantly domineering or overbearing 2. urgent; pressing 3. (obsolete) regal; imperial

In this week’s New Yorker: “This week, Bloomberg will attend a meeting of Unity08, in Oklahoma, to discuss third-party options, and in recent weeks he has displayed a vague yet imperious disdain for the assembled candidates, while privately hustling from one policy consultant and policy grandee to the next…”