"The Tigress" can refer to various things depending on the context:

Animal Reference: In the animal kingdom, the term "Tigress" typically refers to a female tiger (Panthera tigris), one of the largest and most iconic big cats. Tigresses are known for their grace, strength, and distinctive orange fur with dark stripes. They are solitary hunters and play a vital role in maintaining the ecological balance of their habitats.
Ships and Boats: Historically, several ships have borne the name "Tigress." These vessels were often used in exploration, trade, or military expeditions. For example, there was a British ship named HMS Tigress, which saw service in the 19th century during the Opium Wars and other conflicts.
Literature and Pop Culture: "The Tigress" may also be a title or nickname used in literature or popular culture to describe a powerful and assertive female character, often symbolizing strength and independence. Such characters can be found in novels, movies, and other forms of storytelling.

Without more specific context, it's challenging to provide a precise explanation of "The Tigress." However, the term is rich in potential meanings and associations, making it a versatile and evocative choice for various purposes in different fields and contexts.