What does "milky" mean?

Milky: Like, or somewhat like, milk; whitish and turbid; as, the water is milky. "Milky juice." Arbuthnot.

Additional senses

  1. 2.Yielding milk. "Milky mothers." Roscommon.
  2. 3.Mild; tame; spiritless. Has friendship such a faint and milky heart Shak. Milky Way. (Astron.) See Galaxy, 1.

Sources