Flush with Cash phrase
Having plenty of money.
He wanted to be flush with cash quickly, so he decided to sell illicit drugs.
When they know that I'm flush with cash, they start flattering me.
They don't have any financial burden- they're flush with cash.
He is rich but also stupid.
Said to express you a lot money to buy or do what you want, and money is not a problem that can prevent you from possess it.
1. To find oil while drilling in the ground.
2. To suddenly achieve success in finding or doing something; become rich.
This phrase dates back to at least the 1600s.