< /ˈsɪmp sən/, 1917–1995, U.S. composer.
noun
- Sir Kay (in Arthurian legend) the braggart foster brother and steward of King Arthur
fem. proper name, often a shortening of Katherine. As a given name for girls, from 1890s in the U.S.; in the top 100 for girls born there 1936-1945.