rain on someone's parade
US /reɪn ɑn ˈsʌm.wʌnz pəˈreɪd/
UK /reɪn ɑn ˈsʌm.wʌnz pəˈreɪd/

1.
merusak kesenangan seseorang, menggagalkan rencana seseorang
to spoil someone's pleasure or plans
:
•
I don't want to rain on your parade, but I think you should reconsider your decision.
Aku tidak ingin merusak kesenanganmu, tapi aku pikir kamu harus mempertimbangkan kembali keputusanmu.
•
He always manages to rain on someone's parade with his negative comments.
Dia selalu berhasil merusak kesenangan seseorang dengan komentar negatifnya.