Ex*trav`a*gan"za (?), n. [Extravagance with an Italian ending: cf. It. stravaganza.] 1. A composition, as in music, or in the drama, designed to produce effect by its wild irregularity; esp., a musical caricature.

2. An extravagant flight of sentiment or language.

• event or display (dramatic, musical, etc) of fantastic or chaotic behaviour or conduct.