to go down the drain

to be consumed in profitless activity; to be wasted; to become worthless.
to vanish or cease existing.

See also: drained, drained

References in periodicals archive ?
Addressing the meeting, the Chief Minister said that hard work of the sugarcane farmers will not be allowed to go down the drain and sugar mills will have to give the rights of farmers to them.
ABOUT 100 jobs look set to go down the drain with the closure of a bathroom firm's offices and warehouse in Bilston.
In retrospect, the whole idea seemed doomed to go down the drain.
"If we start thinking about Manchester United now, then the championship is going to go down the drain," said German international sweeeper Matthias Sammer, who misses the first leg through suspension.