Muppetting 

Forcing your hand and eventually the arm into the anal cavity so far up that you now have total control of the mandible, enabling muppet like actions.

My shoulder still hurts from muppetting her last night.

Muppetting by JustinSideher July 18, 2014

Muppetting 

A sexual practice that involves inserting your fist into the partner's anal cavity and thereby influencing the control they have over moving their dick.

"I tried Muppetting with my girlfriend last night, it was funny seeing how I could make her dick move around."

Muppetting by Darquos Leblack October 10, 2021

Muppeting 

The act of careless drinking.
The act of drinking with no self control.
The act of over drinking and acting out of sorts.
A plan made with friends to over drink and act muppety.
Muppety-unruly, loud,obnoxious,careless

What’s going on tonight, wanna muppet?
I had a shitty day, I need to muppet.
What are we doing tomorrow, muppeting?
I have a group of friends, we’re all muppets.

Muppeting by JenandChen2019 February 16, 2019

Muppeting 

When one person sticks his hand up the other person's anus and the person with the hand in anus does a "Kermit the Frog" voice.

"Hey, how did it go with Katie last night?
"After 5 minutes we were fisting and after 8 we were muppeting."
"Oh nice!"

Muppeting by SonSwave35 August 8, 2017

Sock Puppetting 

(v) The act of cramming one's arm so far up someones ass that you can control all their movements.

The only way that <insert subordinate here> should ever do anything or speak is if you're completely sock puppetting him.

Sock Puppetting by needingDefinition June 30, 2010

muppeting 

(verb) to finger-fuck a small person so vigorously that through the combined motion or their own climax, they flail around and yelp like a muppet. The person fingering is the muppeter, the person being fingered is the muppetee. Past tense: muppeted.

I hooked up with Janine last night. She was so into it I ended up muppeting her.

muppeting by Edward Lindemunder November 30, 2005

Muppeting 

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