What does the term Milk Money refer to?

The term "Milk Money" typically refers to small amounts of money that are set aside for everyday expenses, particularly for purchasing necessities like milk. In a broader context, it can also denote funds allocated for minor purchases or incidental expenses. Additionally, "Milk Money" is the title of a 1994 family film about a young boy who helps a female milkman pursue her dreams, intertwining themes of childhood innocence and entrepreneurship.