Meaning: to be in a difficult situation with little chance of finding a solution
- Johnny had a bag of cocaine in his pocket, so when the cops started searching him he knew he was up shit creek.
- Thanks to this government, we're up shit creek! It'll take years for the economy to recover!
Origin: From the slang idiom "up shit creek without a paddle" which means to be in a very difficult situation with little chance of finding a solution or a way out.
Somebody who is "up shit creek" is