The term 'buffet tidbit' is a type of food served at a buffet. It is usually a small, bite-sized item that can be eaten quickly and easily. The crossword solution for this term is 'canape', which is a type of appetizer or hors d'oeuvre. Canapes are usually made with a base of bread or crackers, topped with a variety of ingredients such as cheese, vegetables, meats, and sauces. They are often served at parties and other social gatherings.