The term "Bushido sword" does not refer to a specific type of sword but rather represents a concept associated with the samurai code of ethics known as Bushido. Bushido, meaning "the way of the warrior," is a set of principles and values that governed the behavior and mindset of the samurai class in feudal Japan.

The samurai, who were the elite warrior class of Japan, upheld virtues such as loyalty, honor, courage, self-discipline, and moral integrity. The sword held great significance in samurai culture and was considered a symbol of their identity and social status.

A Bushido sword, therefore, is a sword that embodies the spirit and ideals of the samurai code. It represents not only the physical weapon but also the virtues and principles that the samurai lived by.

In a broader sense, the term "Bushido sword" can be used to refer to any Japanese sword associated with the samurai class and their martial tradition. This includes various types of swords like katana, wakizashi, and tanto, which were carried and wielded by the samurai.

It's worth noting that the actual term "Bushido sword" may not be commonly used in historical or academic contexts, as the focus is typically on the specific type of sword and its characteristics rather than a term associated with the code of Bushido.