Muffler Beard 

A failure of a beard....kinda looks like a scarf on the guys neck...very very unattractive

"ew look at him with his muffler beard"

Muffler Beard by oh.my. February 5, 2010

muffler marks 

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.

muffler marks by turriblechuck February 19, 2012

muffler bearing 

a muffler bearing is a term used when you here a loud rattleing sound comeing from the under carrige of a passing car or maybe your own

hey man i think your muffler bearings going out

muffler bearing by peter gosinya January 11, 2009

muffler fucker 

noun: one who is too attached to cars, makes sweet love to cars commonly through the muffler

"Reece is a muffler fucker"

muffler fucker by Anonymous August 25, 2003

Muffler Fuck

A fag who fucks mufflers, usually named jimmy

look at jimmy...that muffler fuck!

Muffler Fuck by Titts December 31, 2007

Muffler Huffler 

When you see a really nice care and feel the need to caress it, but when you get close you realize someone is in the car. Then you stock off and your huffin puffin mad!!!

Man I was been a Muffler Huffler when I saw that '69 Carmero.

Muffler Huffler by SaliviaMcGee November 5, 2010

muffler lungs 

Being able to inhale a large quanity of smoke (pipe, blunt, joint,or a bong) then swallows the smoke without chocking or coughing on the smoke

Person 1:Hit this shit bruh.

Person 2: (Inhales alot of weed)(Swallows and doesnt choke)
Person 1: Damn bro you have muffler lungs!!!

muffler lungs by ChiefDub February 28, 2016