Connections Puzzle #102🟩🟩🟦🟩🟨🟨🟨🟨🟩🟩🟩🟩🟦🟦🟪🟪🟦🟦🟦🟪🟦🟦🟦🟪 What on earth does dog and piggy have to do with hands and feet???
I've never heard of dog being used that way either, but piggy has been used to refer to children's toes.
There's an expression: "my dogs are tired" referring to one's feet.