To make (someone) look foolish.
Выставлять кого-либо на посмешище.
Mary's classmates made a fool of her by telling her the party was to be a masquerade.
My friend made a monkey out of me when he started arguing with me in front of my boss.
Мой друг выставил меня на посмешище, когда начал спорить со мной перед моим начальником.
The boy made a fool of himself.