"Aunty" and "Aunt" both refer to the sister of one's parent or a close family friend. "Aunty" is an informal and affectionate term, while "Aunt" is more formal. aunty (Aunty) meaning in English (इंग्लिश मे मीनिंग) is AUNTY (aunty ka matlab english me AUNTY hai). Get meaning and translation of Aunty in English language with grammar, synonyms and antonyms by ShabdKhoj. aunty Other forms: aunties Definitions of aunty noun the sister of your father or mother; the wife of your mom's or dad's sibling synonyms: aunt, auntie AUNT definition : 1. the sister of someone's father or mother, or the wife of someone's uncle or aunt : 2. the sister…. Learn more.