Bay-hatch Share definition Flag Noun, A disrespectful address of a Michael Bay fan. From the English, BITCH. Syn. cunt, English. “How can you think Michael Bay is a good director? Your such a god damn Bay-hatch.” Bay-hatch by Dr_super_pimp August 29, 2008 0 0 Get merch Get the Bay-hatch mug. Buy Now — $32.95 See more merch