see the colour of someone's money
US /siː ðə ˈkʌlər əv ˈsʌmˌwʌnz ˈmʌni/
UK /siː ðə ˈkʌlər əv ˈsʌmˌwʌnz ˈmʌni/

1.
돈을 확인하다, 지불 능력을 확인하다
to make sure that someone actually has the money they claim to have before you do business with them
:
•
I won't sign the contract until I see the colour of your money.
당신의 돈을 확인하기 전까지는 계약서에 서명하지 않을 겁니다.
•
The landlord wanted to see the colour of their money before agreeing to rent the apartment.
집주인은 아파트를 임대하기 전에 그들의 돈을 확인하고 싶어 했다.