Verb
make a monkey out of (third-person singular simple present makes a monkey out of, present participle making a monkey out of, simple past and past participle made a monkey out of)
(idiomatic, transitive) To cause a person, group, or action to appear foolish or inferior; to subject someone or something to ridicule.
You can fool some of the people all of the time and all of the people some of the time, but you can only make a monkey out of the voters every four years! Pat Paulsen