Fondue is a type of Swiss dish that consists of melted cheese, wine, and other ingredients. It is served in a communal pot over a portable stove, and diners DIP pieces of bread or vegetables into the hot cheese mixture. The term 'fondue' comes from the French verb 'fondre, ' which means 'to melt.' The crossword solution for fondue is 'DIP, ' which is an appropriate word to describe the act of dipping food into the hot cheese mixture.