Skip to main content
A blunt reply to a statement that is obvious; sarcastic agreement--"oh really?"

Synonym: no shit
1) No duh Ivan is the strongest one on the team; he stays late to work out.

2) You're going to get in trouble if you steal your teacher's notes. No duh!
no duh by VAKI5 May 14, 2005
Related Words

no duh detective 

Nicer way of sayin no shit sherlock. Used commonly at my school by the youngsters.
Nerd- Man..i really do suck. I need a LIFE!

Kool dude- No duh detective
no duh detective by R@nd0m March 4, 2008
(can be 'no da!' as well)
A phrase used by many people who were in grade 5 or 6 in 1995. It means a sort of childish 'no shit!' Has been researched extensively by linguists, especially in Australia.
"I reckon it's gonna rain today."
"No duh!"
no duh! by Bec December 13, 2003

no sh-duh! 

a word you can use when almost saying no SHIT but an adult comes in and changes SHIT into DUH
(IN the swimming pool)

bob:hey diego your hair is so wet!
diego:no SHIIII
*adult comes in*
diego:no SH-DUH!,STUPID! -.-'
no sh-duh! by whiterice696 June 18, 2011
Mrs. Vance walks in the room and Pete says yo man she is fuckin fine. i say No Duh man.
no duh by kurtis November 20, 2003

Journal of No Duh 

Common Sense. When explaining something, it can be used as a citation
A professor is lecturing and the bullet points in the PowerPoint are completely obvious and didn't need higher education to figure out.

Professor: "These explanations are strait out of the Journal of No Duh"
Journal of No Duh by Midnite Ninja February 25, 2010