General Meanings:

Foreign money can refer to a professional or financial success. Sometimes they suggest that you should hide or conceal something important because someone else may use this instead of you.

Traditional Meanings:

European (Judeo-Christian)

• Hiding something if see foreign currency – In a dream you see foreign currency means that you want to hide something important because you have fear that this will not succeed;
• Joy if receive foreign currency – When you receive foreign currency then this dream announces happiness and satisfaction at work or at home.