noun

1. a style of architecture, decorative art, music, etc. of the early 18th cent. developed from and in reaction to the Baroque and characterized by profuse and delicate ornamentation, reduced scale, lightness, grace, etc.
2. a style of architecture, music, etc. regarded, often disparagingly, as like this

Etymology: Fr < rocaille, rock work, shell work < roc < OFr roche, rock

adjective

1. of or in rococo
2. too profuse and elaborate in ornamentation; florid and tasteless