Definitions of miller:

• noun:   machine tool in which metal that is secured to a carriage is fed against rotating cutters that shape it
• noun:   someone who works in a mill (especially a grain mill)
• noun:   United States playwright (born 1915)
• noun:   United States novelist whose novels were originally banned as pornographic (1891-1980)
• noun:   United States bandleader of a popular big band (1909-1944)
• noun:   any of various moths that have powdery wings
• name:  A surname (very common: 1 in 235 families; popularity rank in the U.S.: #7)