Milf Cheese Share definition Flag Breast milk that has expired on a certain MILF (usually and elderly MILF). "I sucked your moms tits and all I got was MILF cheese!" "Dude, shes 67!" Milf Cheese by AssDozer24 June 25, 2009 0 0 Get merch Get the Milf Cheese mug. Buy Now — $32.95 See more merch