Mayo Fakie Share definition Flag Mayo Fakie - Using an old mayonnaise packet on your partner in attempt to mimic an ejaculation. Man, I had to use the old mayo fakie on Lucy last night. Totally wasn't having it last night. Mayo Fakie by Mr.Butter4 July 19, 2016 0 0 Get merch Get the Mayo Fakie mug. Buy Now — $32.95 See more merch