Top Definition
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!
by VAKI5 May 11, 2005

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(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!"
by Bec December 13, 2003

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No shit man
Mrs. Vance walks in the room and Pete says yo man she is fuckin fine. i say No Duh man.
by kurtis November 20, 2003

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The pussy way of saying the phrase, "No shit."

Often used by twelve year olds around their parents due to the fact that they're not allowed to cuss.
Random 12 year old: Guess what! Spiderman shoots spider webs!
Other random 12 year old: No duh.
15 year old: Pussies.
by Pseudonym Mary June 16, 2009

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

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