Origin of zillionairezillion + (million)aire
A zillionaire would have a lot of money.
The definition of a zillionaire is a person who is extremely rich.
A person with seemingly endless amounts of money, a penthouse in Manhattan, a private jet and a ten million dollar house in California is an example of a zillionaire.
One having an immense, incalculable amount of wealth.
Origin of zillionairezillion (million)aire