Home › Words › G › grandmillennialgrandmillennial/ˌɡɹændmɪˈlɛniəl/grandmillennial means incorporating elements of traditional or vintage styles into a modern lifestyles.grandmillennial is pronounced /ˌɡɹændmɪˈlɛniəl/.EtymologyBlend of grandma + millennial. By surface analysis, grand- + millennial. Coined by Emma Bazilian in 2019.adjIncorporating elements of traditional or vintage styles into a modern lifestyles.nounA style of decor and dressing that incorporates elements of traditional or vintage styles into a modern lifestyles.A person who embraces such style.Definitions & examples from Wiktionary (CC BY-SA 3.0).