the joke's on someone
成語所屬單字joke
the joke's on someone — 慣用語
1. used to say that a person who tried to make another person look silly now appear
1.慣用語
釋義
某人自作自受；反成笑柄
used to say that a person who tried to make another person look silly now appears silly or is at a disadvantage instead.
例句
Élise tried to trick her brother, but the joke was on her when he turned the tables.
Ilan planned to embarrass the speaker, but the joke was on him when the microphone picked up his whisper.