informal2K

UK//hæv nō aɪˈdɪə//US//hæv noʊ aɪˈdiə//

Meaning of Have no idea

To completely lack knowledge about something.

In simple words: Not know something at all

Have no idea in a sentence

  • I have no idea where my keys went.
  • She said she has no idea how to solve the problem.
  • He has no idea about the meeting tomorrow.
  • They have no idea why the event was canceled.
  • I have no idea what he was talking about.

How to use Have no idea

Used mainly in casual conversations. It may not be suitable for formal writing or speech.

Grammar pattern

have no idea + clause

Memory hint

Think of a person stumped by a question, shrugging and saying 'no idea!'

Related words

Collocations with Have no idea

  • have no idea about
  • have no idea how
  • have no idea where

Synonyms for Have no idea

Common mistakes with Have no idea

  • Confused with 'have an idea' - means the opposite.
  • Used too formally - mostly informal.
  • Omitting 'no' - 'have idea' is incorrect.

Have no idea appears in

Have no idea in other languages

More chunks like Have no idea

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Frequently asked questions about Have no idea

What does Have no idea mean?

Not know something at all

What is the definition of Have no idea?

To completely lack knowledge about something.

How do you use Have no idea in a sentence?

I have no idea where my keys went.

Can you give another example of Have no idea?

She said she has no idea how to solve the problem.

What are synonyms for Have no idea?

Common alternatives include don't know, have no clue, not sure, uncertain.

What words go with Have no idea?

It commonly pairs with have no idea about, have no idea how, have no idea where.

What are common mistakes when using Have no idea?

Confused with 'have an idea' - means the opposite. Used too formally - mostly informal. Omitting 'no' - 'have idea' is incorrect.

How do you pronounce Have no idea?

US: //hæv noʊ aɪˈdiə//, UK: //hæv nō aɪˈdɪə//. Listen to the audio above to hear native pronunciation.

Is Have no idea formal or informal?

"Have no idea" is informal, so it fits casual conversation with friends and family.

When should I use Have no idea?

Used mainly in casual conversations. It may not be suitable for formal writing or speech.