Placing one's hands on their genitals (primarily used by males) for warmth in cold weather.
The term comes from the idea that the Polish will put their hands on a car muffler to stay warm.
My hands were frozen at the game the other day, so I did a Polish Muffler.
Jane: You must have been freezing, it was -10 out there!
Dick: Yeah, I saved myself with a Polish Muffler.
8๐ 6๐
A chair with a hard or impermiable seat that causes an uncomfortable popping sensation when the person sitting on it farts.
The chairs in the library are serious Butt Mufflers.
7๐ 5๐
Its where you stick a vagina on a tail pipe start the engine, and hear the biggest queef you have ever heard and then drive.
"Holy shit i gave Sarah the biggest Vagina Muffler last night! You could have heard it all through the town!"
"I heard it"
5๐ 4๐
When you have anal sex and the women farts during. When the guy pulls out a little poop comes with it and it's very stinky.
"Man Karissa did a number on me last night, she did that stinky muffler and I can still smell it."
the residual shit stains in your underwear at the end of the day. Just like skid marks, but more apt to be from a possible shart.
Randy was prone to excessive muffler marks so he switched from tighty whities to dark boxers.
see "porn stash" for similar meaning.
Nice mustache , oh you mean my queef muffler?
In order to give someone a Monroe Muffler, one must have a sufficiently large potato and one or more willing or unwilling anuses in which to insert aforementioned potato into.
Dayuuuummm! I was just up at R.I.T. partying and this one bitch was just begging for me to give her a Monroe Muffler!