how should I know?
This page is about the conversational phrase how should I know?
Meaning
You can say this if you're annoyed because you've been asked a question you couldn't possibly know the answer to.
For example
- "Where did your brother go?"
"How should I know? I'm not his guardian!" - "Can you take alcohol into Malaysia?"
"How should I know? I've never even been there!"
Contributor: Matt Errey