back the wrong horse
US /bæk ðə rɔŋ hɔrs/
UK /bæk ðə rɔŋ hɔrs/

1.
잘못된 선택을 하다, 잘못된 사람/것을 지지하다
to support a person or thing that is not successful or that turns out to be a bad choice
:
•
I really backed the wrong horse when I invested all my savings in that failing company.
실패한 회사에 모든 저축을 투자했을 때 정말 잘못된 선택을 했다.
•
Many critics felt the director had backed the wrong horse with his experimental film.
많은 비평가들은 감독이 실험적인 영화로 잘못된 선택을 했다고 생각했다.