MYLTFBC Share definition Flag Mom you'd like to fuck but can't. Made up in chat by a bitchy mom. I'm a MYLTFBC.A what?A mom you'd like to fuck but can't. MYLTFBC by rockstarrrgirl June 2, 2009 0 0 Get merch Get the MYLTFBC mug. Buy Now — $32.95 See more merch