The crossword solution for the term 'Piece of French Bread' is 'Euro', which is a 4-letter word. Euro is the official currency of the European Union and is used by 19 of its member states. It is also the second most traded currency in the world after the US dollar. A piece of French bread is a type of bread that is made with wheat flour, water, salt, and yeast. It is usually shaped into a long, thin loaf and has a crisp crust.