(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 dougieb October 12, 2005
by Travis Nichols January 15, 2005
by J Walter Weatherman September 14, 2006
When someone (usually a man) with regularly sick flow is suffering from a combination a puffy bed-head hair and greasy hair. Can only be remedied by water and shampoo.
by SickFloJoe December 07, 2009
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