穷光蛋

The vicissitudes of life may suddenly make a rich man very poor.

在人世的沧桑中, 一有钱人突然也会变穷光蛋。

He used to be a millionnaire. But now he has become a bum.

（例）他曾经是百万富，现在已经变穷光蛋了。

By stopping all payments to her sons, she made all three of them poor at one blow.

子她一子也给了，他们一下子全了穷光蛋。