(noun) a person who is annoying you to the point that you wish you could shut them up with a muff. Commonly used to insult people who you don't want to hear speak.
by Swarticus Prime November 04, 2009
by danny May 15, 2003
by Travis Nichols January 15, 2005
by dougieb October 12, 2005
by J Walter Weatherman September 14, 2006
A vaginal secretion of air (queef) of unfathomable magnitude. It is of too low of a frequency for human ears to hear, however it has been felt on a handful of occasions. The only known members of the animal kingdom known to be able hear muff thunder are Humpback Whales. Further research is being done as we speak
No, I was having really intense sex with Cindy and she let out some ridiculous muff thunder and rumbled my lamp off of the nightstand and it fell right on Simba's head.
by JKallday April 10, 2011
When someone commits an act of embarrassment or "my badness"; the person who witnesses the act can say "muff no notin" and tap him/her upside the head to make him/her be aware of his/her action.
Joe #1 - "Ah joe, I got the crabs from a hoodrat..."
Joe #2 - "Muff no notin, *taps Joe #1 upside the head*"
Joe #1 - "Oh, self serve, self serve
Joe #2 - "Muff no notin, *taps Joe #1 upside the head*"
Joe #1 - "Oh, self serve, self serve
by Joe Charger May 08, 2008