The term 'Holey Swiss Product' is a reference to Swiss CHEESE, which is a type of CHEESE that has holes in it due to the presence of gas bubbles created by bacteria during the fermentation process. The crossword solution for this term is 'CHEESE, ' which is a food made from the curdled milk of cows, goats, or other animals. Swiss CHEESE is a type of CHEESE that is characterized by its large holes, which are created by the release of carbon dioxide gas during the aging process.