sistermilk

Its breast milk from your sister.

When the mom gets lazy and doesn't want to breast feed her baby, she has her daughter share her sistermilk.

"Hey daughter! Give your brother some sistermilk! I'm tired!"

by T mayne February 21, 2010

Big Sister Milk

Fresh arousing milk produced from the finest 2D onee-chan's oppai

My onee-chan gave me a sip of her big sister milk!

by Your Secret Urges August 12, 2018