The currency of Zambia.
It is used to buy things in Zambia.
Examples:
I need to exchange my dollars for ngwee.
How much is that in ngwee?
She has a lot of ngwee in her wallet.
I found some ngwee on the ground!
In Zambia, you can buy a whole house with just a few ngwee.
He has a big bag of ngwee.