Basically a drop in replacement for the word retard.
That guys such a muppet fuck
by newky2k May 13, 2006
sex which is carried out with the good natured humor and exuberance of a muppet. also can refer to sloppy sex which still manages to be very pleasurable.
we bumped heads a couple of times, and ended up laughing. he kept making these weird faces on purpose. all in all it was a muppet fuck. i think he's a keeper.
by king kong NINJA April 20, 2004
Finger fucking someone using ALL of your fingers. Your hand is positioned as if you have your hand is in a puppet.
" I dont even know the girl and I started "muppet fucking" her.
by PinkBootie October 07, 2010