音标：['ʌpstɑ:t]
n. 新贵, 暴发户, 自命不凡者
a. 暴富的
在线英汉词典

upstart的短语、例句：

upstart n (derog 贬) person who has suddenly risen to wealth or a high position, esp one who behaves arrogantly and causes resentment 突然发迹者, 新贵, 暴发户（尤指傲慢令人反感者）
You can´t marry that young upstart! 你可不能嫁给那个年轻的暴发户!
[attrib 作定语] upstart bureaucrats, financiers, officials, etc 突然发迹的官僚、 金融家、 官员等.