1. The language: This is the most common meaning. Spanish is a Romance language spoken by over 500 million people worldwide, primarily in Spain and Latin America.
2. The people: You can refer to people from Spain or people who speak Spanish as "Spanish people."
3. The culture: "Spanish" can also refer to the culture, art, music, food, etc. associated with Spain or Spanish-speaking countries.
4. The nationality: "Spanish" can also be used as an adjective to describe someone's nationality, like "He is Spanish."
It's important to note that the term "Spanish" can be considered somewhat broad and encompass a diverse range of cultures and people. It's always a good idea to use more specific terms when possible, such as "Spanish language" or "people from Spain" to avoid potential misunderstandings.