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I have no idea

This page is about the conversational phrase I have no idea

Meaning

You can say this to emphasize that you really don't know something.

For example

  • "Where's your brother now?"
    "I have no idea. I haven't heard from him for weeks."

  • "What's she saying?"
    "I have no idea. I don't even know what language she's speaking."

Note:
Also "haven't got the foggiest idea" and "haven't got the faintest idea", as in "I haven't got the faintest idea what she meant by that."

Quick Quiz

She said, "I have no idea." She

a. didn't mind

b. didn't think

c. didn't know

Contributor: Matt Errey