Verb
go down the drain (third-person singular simple present goes down the drain, present participle going down the drain, simple past went down the drain, past participle gone down the drain)
(euphemistic, idiomatic) Synonym of go down the toilet: to fail.
The ruling class is smarter than you, and they're more creative. And if you forget that lesson, you go down the drain. Because if they weren't, they wouldn't be around as long as they have been and as strong as they have been. Al Lewis
I'm not suggesting our music is the only music, but I am suggesting that there are certain elements in America's culture that are so precious that it would be a shame for them to go down the drain. Johnny Otis
At this point I’m mostly just hoping the money we put down for flights doesn’t go down the drain — I know Hutchinson is working on getting that back for us.” Source: Internet
I imagine the yucky bits will go down the drain. Source: Internet
Developing a web or mobile application takes a lot of effort, but all that effort can go down the drain quickly if you improperly load test the application or completely skip testing. Source: Internet
To prevent seeing all of your color go down the drain, try shampooing with slightly warm water and then rinse with cold water after conditioning. Source: Internet