mackenzie buttface Posted in M Best definition mackenzie buttface Mackenzie Buttface is a girl that likes butt in her face. She also like licking anus and eating poop. I asked a mackenzie Buttface to get out of the bathroom but she told me no because she was eating poop. How satisfied are you with the definition? Looking for mackenzie buttface meaning? Delighted that you discovered the greatest determine on our web site! Recently this definition was actually observed 52 times.