Bad Miffin Share definition Flag When bae is being a bad lil bitch, but you can't necessarily call her a bitch. Hey Leah, can you not be so rude? I'm not listening to you. Don't be such a bad Miffin. Bad Miffin by yee1994 January 3, 2017 0 0 Get merch Get the Bad Miffin mug. Buy Now — $32.95 See more merch