dada (2)EnglishOxford New American Dictionarydada2 /ˈdädä, ˈdɑdɑ / ▸ noun Indian an older brother or male cousin: Dada went to see off his father-in-law. ▪ a respectful form of address for an older male: Ram dada is my cousin's friend. – ORIGIN from Hindi dādā.