Make a fool of: To do something that makes someone or oneself seem stupid or ridiculous. Also, make an ass or monkey out of . Cause someone or oneself to look foolish or stupid. The use of fool and ass date from the early 1600s; the latter is sometimes put more rudely as make a horse’s ass of, alluding to a horse’s behind. The use of monkey dates from about 1900.
中文释义：愚弄（欺骗）, 做某事使某人或自己显得愚蠢或可笑，出洋相。 make a fool of是比较常用的一个习语，跟它意思相同的还有“make an ass of”和“make a monkey out of”。例句：What if I make a fool of myself? （如果我出丑怎么办？）