Idiom: "(to) make a fool of oneself"


Definition:

to cause oneself to look stupid

Examples:

1) Jen got drunk at a party and made a fool of herself.

2) Stop yelling in public!  You’re making a fool of yourself.

中文解释： http://www.youzienglish.com/main/idiom_of_the_day/to_make_a_fool_of_oneself/cn/