down the drain
US /daʊn ðə dreɪn/
UK /daʊn ðə dreɪn/

1.
sia-sia, terbuang percuma
wasted or lost completely
:
•
All our efforts went down the drain when the project was cancelled.
Semua usaha kami sia-sia begitu saja ketika proyek dibatalkan.
•
He spent a lot of money on that business, but it all went down the drain.
Dia menghabiskan banyak uang untuk bisnis itu, tetapi semuanya sia-sia.