It cost me an arm and a leg!
It was expensive
I owe you one!
I will do you a favor whenever you need it
Time is money so don't waste it!
Time is valuable like money
She's looking for a quick buck.
She wants to make money fast
She went from rags to riches!
She went from low income/poverty to rich
Our money was tight last month
We didn't have a lot of money last month
He's broke
He doesn't have any money
Money doesn't grow on trees
Money is not easy to acquire so don't waste it
I feel like a million bucks today!
I feel great today!
He has money to burn.
He buys a lot of unnecessary things
That was such a steal!
That was cheap/a good deal
My parents picked up the tab at dinner
My parents paid for the bill
Save some for a rainy day!
Make sure to always have a savings
Saving/investing money benefits you in the long run
The drinks are on the house!
The drinks are free (you can hear this at a bar or other businesses
My sister is loaded!
My sister has a lot of money
I am the breadwinner in the family
I make the main income
Don't break the bank!
Don't overspend on something you can't afford
They were born with a silver spoon in their mouth.
They were born rich and privileged
We are living from hand to mouth
We don't make a lot of money / living paycheck to paycheck
We make ends meet.
We are able to pay the minimum to survive
He worked all week to bring home the bacon
He worked to bring home the necessary income
Don't live above your means!
Don't spend on things you can't afford
We had to cut corners this month to pay for rent.
We had to take short cuts to make money
I'm riding the gravy train at this new job.
A job that pays well but the work is easy