Throw for a loop.
[Slang] THROW FOR A LOOP. - Learn About Surprising Moments
Surprise.
To "throw for a loop" means to surprise or confuse someone, disrupting their expectations. Imagine being on a predictable path when suddenly a twist appears out of nowhere, that’s the essence of this slang. It’s often used when someone encounters an unforeseen challenge or surprising news that takes them off guard.
Example Sentences
His decision really threw me for a loop.
His decision really surprised me.
I was thrown for a loop when I saw the unexpected test results.
I was very surprised when I saw the unexpected test results.
The news about the company merger totally threw everyone for a loop; nobody had any idea it was coming.
The news about the company merger totally surprised everyone; nobody had any idea it was coming.