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

1.
melihat uang seseorang, memastikan seseorang punya uang
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.
Saya tidak akan menandatangani kontrak sampai saya melihat uang Anda.
•
The landlord wanted to see the colour of their money before agreeing to rent the apartment.
Pemilik rumah ingin melihat uang mereka sebelum setuju menyewakan apartemen.