失笑を買う (しっしょうをかう) Japanese meaning | KotomoraMeanings
1
expression, godan verb (-u)
to be laughed at; to make a fool of oneself
Used when someone's foolish or inappropriate behavior causes others to laugh at them, often with a nuance of scorn or ridicule.
そんな古臭いジョークを言うと、失笑を買うだけだよ。
If you tell such an old-fashioned joke, you'll just make a fool of yourself.