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1. An expression of grief or anger, derived from the realization of an idiotic act or mistake.
2.An expression of whoa.
"Why aren't you wearing any pants Simpson?"

by DDarko April 21, 2003
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Jul 29 Word of the Day
Someone who used to be a potential girlfriend/boyfriend, but no longer is.
Tim: Zack, is that your exgirlfriend?
Zack: No, she's an expotential. We never actually dated...
by brownsuite September 24, 2011
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A word commonly used by Homer Simpson (sometimes his family) from the Fox TV show, "The Simpsons" He says it when something bad, annoying, etc. happens. Also if he made a mistake. Or even sometimes when he is pulling a prank and it fails.
(driving a long ways away)
Homer: Hey everybody! We're almost there.
Marge: Did you remember to lock the front door?
Homer: Do'h! (goes home and locks the front door)
Marge: Oh. Did you remember when you locked the front, to lock the back?
Homer(angry): Do'h! (locked the back)
Lisa: Dad! We left grandpa at the gas station!
(Lisa keeps on staring at Marge and Homer. Homer still drives without hesitation of turning back.)
by Fuujin June 13, 2006
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an exclamation used after something bad happens to you, you do something stupid, or you realize that something is wrong. made famous by Homer Simpson
Simpson, Homer Simpson! He's the coolest guy in history. From the town of Springfield, he's about to hit a chestnut tree! *crash* D'OH!
by dedweesel January 27, 2003
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An exclamation of distaste or dislike. Originating from Homer Simpson. Actually accepted into some dictionaries (such as this one.)
<Homer> You might say he's barkin' up up the wrong Bush! Heh heh heh.
<HomersBrain> There it is, Homer. The cleverest thing you've ever said, and nobody heard it.
<Homer> D'OH!
by Bastardized Bottomburp August 23, 2003
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A clever term used by the famous,(or infamous)Homer J. Simpson.
D'oh means doing something stupid and not relizing it 'till later on.
<Marge>Homer,where are your pants.
<Homer>Outside drying.
(satillite falls on his his pants and burns them)
by wasd April 07, 2006
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To express verbally, that you royally fucked up! Used by Homer Simpson. From the television show The Simpsons.
When Homer Simpson gets caught in a lie when he thought he was getting away with it, will bellow out :"Doh!" His facial expression is basically, he looks mad at himself.
by X-Doomer June 27, 2002
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