marry money
US /ˈmɛri ˈmʌni/
UK /ˈmɛri ˈmʌni/

1.
金持ちと結婚する, 金目当てで結婚する
to marry someone who is wealthy, often for financial gain rather than love
:
•
Her parents hoped she would marry money and secure her future.
彼女の両親は、彼女が金持ちと結婚して将来を確保することを望んでいた。
•
He was accused of trying to marry money after his sudden engagement to a wealthy heiress.
彼は裕福な相続人との突然の婚約後、金目当てで結婚しようとしたと非難された。