Definitions of milk:

• noun:   produced by mammary glands of female mammals for feeding their young
• noun:   a white nutritious liquid secreted by mammals and used as food by human beings
• noun:   any of several nutritive milklike liquids
• noun:   a river that rises in the Rockies in northwestern Montana and flows eastward to become a tributary of the Missouri River
• verb:   exploit as much as possible

  Example: "I am milking this for all it's worth"

• verb:   take milk from female mammals

  Example: "Cows need to be milked every morning"

• verb:   add milk to

  Example: "Milk the tea"