go to shit
Verb
Meaning
(slang, vulgar) To completely fail; to have no result.
All his hard work went to shit when the company filed for bankruptcy.
(slang, vulgar) To become much worse.
This city has gone to shit ever since he became mayor.
Synonyms
fail
go to the dogs
go to pot
come to nothing
come to nought
everything one touches turns to shit
go downhill
die in the ass