millionaire
noun [ C ] uk/ˌmɪl.jəˈneər/ us/ˌmɪl.jəˈner/ (female also millionairess)
百万富翁；大富翁
a person who has money, property, etc. that is worth at least 1,000,000 dollars, pounds, euros, etc.
You want me to buy you a new car - do you think I'm a millionaire or something? 想让我给你买辆新车，你以为我是百万富翁吗？