50/50 stump Share definition Flag 50/50 stump is an insulting term used to remark how short or unnatural someone's body proportions look. Hey, look at his legs! He's a 50/50 stump! 50/50 stump by 79xx April 21, 2017 0 0 Get merch Get the 50/50 stump mug. Buy Now — $32.95 See more merch