
Balance the books - make sure all money is accounted for
Example: I had to stay at work for an extra two hours last night balancing the books
Bring home the bacon - earn money to support your family
Example: Now that she had a job, Patricia could bring home the bacon.

Go Dutch - split a bill equally
Example: How about dinner tonight? We’ll go Dutch, okay?
Gravy train - a job which pays a lot of money for little effort
Example: This kind of job is a real gravy train.

Nest egg - money that has been saved up
Example: I lost most of my nest egg in the market crash.
Cook the books - dishonest accounting
Example: One of the directors had been cooking the books and the firm had been losing money for years.

Golden handshake - a payment made to a departing employee
Example: The manager got early retirement and a £600,000 golden handshake when the company was restructured.
Cheapskate - a person who will not spend much money.
Example: My dad's such a cheapskate that he cuts his hair himself.
Y Vân (theo International Kaplan Colleges)