2 meanings:
1. When your father wants to cheat on your mother so he goes out to his fling (the 'milk') and never returns

2. The fling is a boy because your father turned gay so the milk is....
Little Johnny: Dad, where are you going?
Dad: Its okay Johnny, Daddy needs to get the milk, ok?
Little Johnny: But I know what the truth is from Tiktok!
Dad: (shoots Little Johnny) Well now you don't :)
(Dad leaves)
by BruhBro6969 August 9, 2023
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