What is another word for dunno?

Explore the synonym list above for alternatives to dunno.

What is the opposite of dunno?

Antonyms of dunno include know, understand, aware, certain, sure.

Synonyms for

Verb / dʌˈnəʊ / Another word for dunno — explore alternatives below. For syllable breakdowns and pronunciation, see this word on Syllablesworld.

Definition

Dunno is a slang term used to mean 'I don't know' or 'I do not know.' It is often used in informal conversations or texts.

Formal

uninformed ignorant unaware

Informal

no idea beats me haven't a clue search me

Literary

unbeknownst unwitting

know understand aware certain sure cognizant

Usage note

"Dunno" is a very informal contraction of "don't know". It should be avoided in formal writing and speech.

1. Teacher: What is 2 plus 2? Student: Dunno, can you help me?
2. Mom: Where did you put your shoes? Child: Dunno, I can't find them.
3. Friend: What's the capital of France? Me: Dunno, let's look it up.
4. Dad: When is your friend's birthday? Son: Dunno, I forgot to ask.
5. Sister: What's the answer to question 5? Brother: Dunno, I didn't understand it.

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