Monkey say monkey do? What does this mean?

Question

Monkey say monkey do? What does this mean?

Answer 1

It is usually monkey see but it might mean is a stupid person who suggests something and the other person does it without considering the circumstances, that would be a monkey say monkey do

But for monkey see, monkey do the definition is:

People who do not think for themselves and imitate others without thinking.

People who do whatever everyone else is doing, regardless of the circumstances.

example:

Billy racked up his bike trying to do an Evel Kneivel jump. yeah? Well, monkey see, monkey do.

Answer 2

Monkey can say everything since he is a foolish. He can do anything because he need not know the loss happen to others.  

Answer 3

It sounds like a corruption of "Monkey see; monkey do," which means that a foolish or inexperienced person will mindlessly copy someone else.