Cupcakin Share definition Flag Being hugged up with a person you like or are in a relationship wit even tho you around yo patnaz. She needs to quit cupcakin in the hall and get a room. Cupcakin by Pas-La-Moyenne January 17, 2005 0 0 Get merch Get the Cupcakin mug. Buy Now — $32.95 See more merch