The phrase "Champagne Confetti" is not a Hindi slang term, so it does not have a dirty meaning in Hindi. Champagne confetti is a type of confetti that is made from small pieces of plastic that are shaped like champagne bubbles. It is often used at weddings and other celebrations to create a festive atmosphere. The phrase "Champagne Confetti" is sometimes used in English as slang to refer to female ejaculation.