ˌWest Side ˈStory BrE AmE
a ↑ musical (=a play that uses singing and dancing to tell a story) by Leonard ↑ Bernstein , based on the play ↑ Romeo and Juliet by William ↑ Shakespeare , in which a boy and a girl in New York City fall in love, although they come from different ↑ gang s one of which consists of Puerto Rican people. The original stage musical, produced in 1957, was made into a successful film in 1961.