Hooray Henry
noun [ C ] UK disapproving uk/ˌhuː.reɪ ˈhen.ri/ us/ˌhuː.reɪ ˈhen.ri/
公开场合大声吵闹，行为招摇的上层青年人
a young man from a high social class who speaks loudly and behaves in a noticeable way in public
The bar was full of Hooray Henrys. 酒吧里都是喧闹招摇的纨绔子弟。