When a person acts like somebody with a mental disorder at a certain point in time, but in fact is sane

Over-The-Pants-Hand-Job. Distant cousin of the dry hump.

A muck tard is a Clumsy dumb fool

(n) What you call someone after they make a stupid remark. A mixture between a muckfluck and a retard.

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