1a member of a people originally of central Luzon in the Philippine Islands.
2 [mass noun] the Austronesian language of the Tagalogs, with over 17 million speakers. Its vocabulary has been much influenced by Spanish and English, and to some extent by Chinese and Arabic, and it is the basis of a standardized national language of the Philippines (Filipino).
relating to the Tagalogs or their language.
the name in Tagalog, from tagá 'native' + ilog 'river'
Tagalog in other Oxford dictionaries
Definition of Tagalog in the US English dictionary