Fugue/fjuːɡ/ Definition 1 of 3Pro Tip 1/3Music Genre Used in classical music discussions, often linked with Baroque styles. She specializes in playing fugues from the Baroque period. Pro Tip 2/3Technical Term A technical term in music theory; not used in everyday language. In my music theory class, we analyzed the structure of a fugue. Pro Tip 3/3Imitative Technique Fugue involves imitation, where one part copies another. The violins start the theme, and the cellos enter with the fugue's imitation.