go south

یا ترجمه ی محاوره ای تر وای درست تر این است :
اوضاع سه شد.

head south
✔️ To escape; to vanish or disappear. ( Not necessarily in a southerly direction. )
👈🏿 Everyone in the gang headed south when they learned that the police had discovered their hideout
✔️ To fall or drop; to depreciate; to lose quality or value. ( Especially related to finances or stock exchanges. )
👈🏿 The company's stock profile continued heading south for the third day in a row today
👈🏿 I used to be a big player in the stock market, but all my investments have headed south lately
✔️ To cease working or functioning; to quit, fail, or fall apart
👈🏿 Talks between the labor union and the construction firm headed south yesterday, so it looks like workers will be on strike again soon
👈🏿 My computer is only a month old, and it's already heading south
TheFreeDictionary. com@
go south
American English informal
✔️ if a situation, organization, or set of standards goes south, it becomes very bad although it was once very good
👈🏿 It seems like all our moral standards have just gone south
LongmanDictionary. com@
ضرب المثل، با معادل فارسی:
⚡خراب شدن اوضاع ( مربوط به مسائل مالی )
❇️PROVERB
❇️SAYING
❇️IDIOM