Learn Dutch: Mijn geld is weg.

You are right! As a noun, de weg means the road or the way. But it is also very commonly used to mean away, lost, or gone. When you say something is weg, it means it has disappeared or is no longer there.

Is geld a de word or a het word?

It is a het word (het geld). However, when you use a possessive word like mijn (my), you do not use de or het.

Why do we use the singular verb is for money?

Just like in English, geld (money) is an uncountable noun. Because you cannot count it as one money, two moneys, it is treated as a single thing. That is why we use the singular verb is instead of the plural zijn.

Can I use weg when a person leaves?

Yes! You can use weg for both people and things. For example, hij is weg means he is gone or he left.