Make a monkey out of (someone) 让某人出丑、难堪

Monkey around with somebody or something 瞎捣鼓，闲晃

Monkey business 非法活动，骗人的把戏

A monkey on one's back 阻止某人成功的严重问题，历史问题

Monkey see, monkey do 有样学样

More fun than a barrel of monkeys 非常有趣

Well, I'll be a monkey's uncle. 表示特别惊讶，不敢相信

Monkey suit 制服，礼服

杀鸡骇猴 Beat the dog before the lion

猴年马月 Donkey's years

沐猴而冠 A monkey with a hat on

树倒猢狲散 Rats leave a sinking ship

山中无老虎，猴子称大王 When the cat is away,the mice will play; Among the blind, the one-eyed man is the king.

五马六猴 Undisciplined person