When you shove your dick into a muffler of a running car and let the exhaust go into your the hole in your penis.
One time I had my side hoe perform a dick muffler on me and my dick was brownish black and throbbing for the next week or two
by Randy Leavitt June 26, 2018
Doing a girl from behind with a wedge of cheese stuffed in her mouth, a High Life in your hand and your brat in her ass.
After a long day working at the brewery, I got back to the double wide and the old ball and chain wouldn't stop bitching so I gave her the ole Wisconsin Muffler!
by Septic Avengers July 27, 2017
That bitch gave me a funky muffler
by angelaluv69 February 20, 2015
by V farter January 07, 2017
When you cup a wad of TP in your hand and cup your butthole while you're sitting on the toilet to muffle your fart sounds. Works like a charm!
by Viking vickers February 22, 2015
by derk schmittmeister January 28, 2011
Did you see Stevie Wonder at the Democratic National Convention? He totally gave someone a Rusty Muffler.
by Kenny Young August 29, 2008