Muppeting Share definition Flag When you put your hand so far up a girl's vagina (or boy's rear) that you can manipulate their mouth to move with your fingers. Holy shit that girl is so hot. I would spend all day Muppeting the SHIT out of her. Muppeting by Bear von Erck May 12, 2011 0 0 Get merch Get the Muppeting mug. Buy Now — $32.95 See more merch