When a person acts like somebody with a mental disorder at a certain point in time, but in fact is sane
by Muck April 16, 2004
Get the Mucktardmug. A group of stupid ass people that don't listen at all, they tend to do weird things and don't care what other people say
by Lyla May 17, 2016
Get the Mucktardmug. by HeathsNutz August 29, 2021
Get the Mucktardmug. (n) What you call someone after they make a stupid remark. A mixture between a muckfluck and a retard.
by Beanerous Brokus I November 21, 2006
Get the mucktardmug.