Noun

1. By analogy with Wolfgang Amadeus Mozart, a musical virtuoso.
   • Sir William Mitchell, The Place of Minds in the World (1933) p. 142:

     One child is a Mozart with a flying start, while another foots it, and makes little way; but the course is the same, being set by the object.

   • Joseph Lane Hancock, Nature Sketches in Temperate America: A Series of Sketches and Popular Account of Insects, Birds,... (1911) p. 103:

     He is a Mozart in the insect world, sending out his strain upon the evening air.

   • Henry Ward Beecher, Plymouth Pulpit: Sermons Preached in Plymouth Church, Brooklyn (1875) p. 446:

     [W]e can understand how a father who is a good musician may have a son who is a Mozart—a genius in music...

2. By extension, a virtuoso in any field.
   • Ryan A Nerz, Eat This Book: a year of gorging and glory on the competitive eating circuit (2006) p. 67:

     There is a Mozart of competitive eating who is yet to reveal himself.

   • Victor H. Mair, The Columbia History of Chinese Literature (2001) p. 296:

     Li Po is the most musical, most versatile, and most engaging of Chinese poets, a Mozart of words.

   • Lawrence Grobel, Endangered Species: Writers Talk about Their Craft, Their Visions, Their Lives (2001):

     Joyce Carol Oates has said, "If there is a Mozart of interviewers, Larry Grobel is that individual."

   • Kathryn Ann Lindskoog, Surprised by C.S. Lewis, George MacDonald, and Dante: An Array of Original Discoveries (2001) p. 116:

     In contrast, MacDonald's Gibbie is not only a moral prodigy, but also a Mozart of religious sensibility.

   • Noel Bertram Gerson, Harriet Beecher Stowe: a biography (1976) p. 86:

     By the same token, Rembrandt resembled Hawthorne, and the architect who had designed Melrose Abbey was a Mozart among architects.

Proper noun

1. A surname.
2. Specifically, Wolfgang Amadeus Mozart.