The term 'Heavy Foil' is a type of fencing weapon. It is a variant of the epee, which is a type of fencing sword with a triangular cross-section blade and a large bell guard. The Heavy Foil is a heavier version of the epee, designed to be used in competitions where more force is needed. It is typically used in international fencing tournaments. The term 'epee' is derived from the French word for sword, and is abbreviated as EPEE in crossword puzzles.