50/50 kiss Share definition Flag a type of kiss when your lips touch the side of the other person's lips and a part of their cheek. why the hell did you 50/50 kiss me. you are weird and my cheek is soggy now. bitch 50/50 kiss by ollee October 6, 2018 0 0 Get merch Get the 50/50 kiss mug. Buy Now — $32.95 See more merch