Definition
in a difficult or problematic situation
處於困境；陷入麻煩
If we miss the deadline, we'll really be up the creek.
如果我們錯過了截止日期，我們就真的陷入麻煩了。
Without a backup plan, they'll be up the creek if anything goes wrong.
如果沒有備用計劃，如果出了什麼問題，他們就會陷入困境。
He found himself up a creek when his major client cancelled the contract.
當他的主要客戶取消了合同時，他發現自己陷入了困境。