1. Language:
* Tagalog is a language spoken by millions of people in the Philippines. It is one of the major languages of the country and is considered the national language alongside English. It is also the basis for Filipino, the official language of the Philippines.
2. People:
* Tagalog can also refer to the Tagalog people, an ethnic group indigenous to the central region of Luzon island in the Philippines.
Therefore, the meaning of "Tagalog" depends on the context. If you are talking about a language, it refers to the language spoken by millions of people in the Philippines. If you are talking about a group of people, it refers to the Tagalog ethnic group.