A sudden and unaccountable change of mood or behavior. The decision to cancel the project was a mere caprice of the manager.
A whimsical or fanciful idea or desire. Her caprice to travel the world led her to quit her job and buy a one-way ticket.
Music: A lively, free-form composition, often virtuosic and written for a solo instrument. Paganini's 24 Caprices for solo violin remain a benchmark of technical brilliance.