Dumb As Paint Edit Meaning

1.

A.) it is when someone is so dumb that they serve as much of a purpose in life as paint does. B.) also it means to score the same on an IQ test as a jar of paint and since a jar of paint can't take the test neither can you.

My Speech Communications teacher is as Dumb as paint .

See moron, shithead, idiot, brain dead, jitbag