Extranentually Share definition Flag used mostly when you want to express something very eloquently. Also used in case of aggravation. ex : OMG , it is so extranentually hot today !ex : Omg that guy is extranentually cute 😍. Extranentually by Eduardodajit October 20, 2019 0 0 Get merch Get the Extranentually mug. Buy Now — $32.95 See more merch