Upgrade Slut Share definition Flag An Upgrade Slut is a fancy or sassy bitch who just got to a whole new level with her hoeism. Kim Kardashian was such an Upgrade Slut after she put out that sex tape! Upgrade Slut by QueenOfNinjas August 30, 2016 0 0 Get merch Get the Upgrade Slut mug. Buy Now — $32.95 See more merch