yaysus Share definition Flag a girl that loves lana del rey. kinda annoying but cool asf. shes funny, and over-all just a cool ass person. “ yo Yaysus is the coolest bitch on earth. and is obsessed with every man she has ever met “ yaysus by mugshot shawty🇵🇷 November 13, 2021 0 0 Get merch Get the yaysus mug. Buy Now — $32.95 See more merch