unnie/eonnie Share definition Flag unnie or eonnie is a term used in Korea for women to address older females Jaeun (19): Unnie/Eonnie I'm so excited to watch this concert!!Gayun (20): Me too! unnie/eonnie by not.me.duh._. January 23, 2022 0 0 Get merch Get the unnie/eonnie mug. Buy Now — $32.95 See more merch