ni idea
/ˌni iˈdea/
In Spanish, ni idea is used to say "no clue".
The phrase is used to affirm that you do not have any knowledge pertaining to a question. It can be used as a standalone elliptical response to a question, much like the English "no clue".
Meaning: Response affirming that the speaker does not have knowledge pertaining to an interlocutor's question (intj)
What does it mean word for word?
The phrase is a literal combination of ni, meaning "not even" and idea, meaning "idea".
Which one should you use?
You might see longer variations like No tengo ni la más remota idea or No tengo ni la más mínima idea. In contrast, No tengo idea alguna is a more formal way to express the same sentiment.
Is there a formal and an informal way to say it?
ni idea is an informal way to express ignorance. For a more formal setting, you could use No tengo idea alguna or desconozco la respuesta.
Is it said differently in some regions?
In Spain, it is common to hear the phrase no tengo ni pajolera idea to express "no clue".
How do you pronounce it?
/ˌni iˈdea/
Did you know?
- In Spain, the emphatic version no tengo ni pajolera idea uses pajolera, a word derived from paja, meaning 'straw'. It suggests the speaker's knowledge is as empty or useless as a handful of straw.
- The word ni is a distant relative of the English words 'nor' and 'neither'. They both descend from the Proto-Indo-European root *nekʷe, which combined the meanings of 'not' and 'and'.
Examples in context
- No tenía ni idea.I had no clue.This sentence shows the use of ni idea in the past tense.Tatoeba #2193334 by Shishir, translation #2721785 by Hybrid
- No tengo ni idea de qué me estás hablando.I have no clue what you're talking about.This sentence shows how to use ni idea when you don't understand what someone is saying.Tatoeba #2216773 by Shishir, translation #2134093 by Hybrid
- Ni idea de a dónde se fue.No clue where he/she/it went.This sentence shows how to use ni idea to indicate you don't know a location.
Example conversation
Alejandro and María are in the kitchen looking for a missing key.
- Alejandro¿Sabes dónde dejé las llaves?Do you know where I left the keys?
- MaríaNi idea, las busqué por toda la casa.No clue, I looked for them all over the house.
- AlejandroQué mal, las necesito ahora mismo.That's too bad, I need them right now.
- MaríaDile a tu hermano si él las vio.Ask your brother if he saw them.
Sources
- Pronunciation: Wiktionary entry ni idea, CC BY-SA 4.0, dump of 2026-09-26.
- Word origins: Wiktionary entries idea, ni, CC BY-SA 4.0.
- Example sentences: Tatoeba CC BY 2.0 FR, Wiktionary CC BY-SA 4.0.
