dunno

[ duh-noh ]

Informal.

1. don't know:

   Who did it? I dunno!

dunno

/ də-; dʊ-; dʌˈnəʊ /

contraction of

1. (I) do not know

Word History and Origins

Origin of dunno¹

First recorded in 1835–45; a phonetic spelling representing the pronunciation of don't know in continuous rapid speech

Example Sentences

Republicans should, I dunno, get behind a law that supports that, doncha think?

From The Daily Beast

When I asked him, he just smiled, said, "I dunno Marty, I just knew."

From The Daily Beast

I dunno's I'd know when t' jar loose m'self, if I knowed her an' she didn't object t' me hangin' around.

From Project Gutenberg

"I dunno but you're right," observed Redmond after a pause, during which he keenly scrutinized the young agent's face.

From Project Gutenberg

"I dunno but I'd ruther have the wuth on 't," said Mrs. John C., as she had said many times before.

From Project Gutenberg

Well, I dunno what it's called, but if that other one gets the better o' me, mebbe that's what I shall do.

From Project Gutenberg

Oh, he had a bunch of that scientific stuff in his head all the time; dunno whether he understood it all himself.

From Project Gutenberg