mickey mouse money

Origin: Mainly used throughout Hispanic/Latino communities.
Meaning: Utilizes the widely-known, animated entity "Mickey Mouse" to evoke a sense of cartoony fiction. Phrase as a whole used to describe "play" money, "fake" money, or lack thereof.
1: a measure of wealth to a lesser degree
2: a false measure of wealth

Name for those totally worthless money or currency.
Came from Mickey Mouse Era, when Japan made Filipino money so worthless, you can buy a cup with a basket full of it.

Now, Zimbabwe has the most worthless money in there, with hundreds of trillions of Zimbabwe money can buy only a kilo of rice and a loaf of bread.