pooh-bah, high-muck-a-muck
an arrogant or conceited person of importance
横柄でうぬぼれの強く、権力のある人
very important person, high-up, panjandrum, vip, high muckamuck, dignitary
ビップ、 VIP、 大物、 VIP
an important or influential (and often overbearing) person
重要であるか有力な(そしてしばしば横柄な)人