Top Definition
To be the best in a category. Similar to bee's knees, and dating from the same time period circa 1930s
A:"Is C&C:Generals great or what?"
B:"It's the duck's nuts, alright!"
A:"Huh? You been hanging with granma again, dude?"
by D F Stuckey March 16, 2004

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expression of complete satisfaction, height of goodness, aussie slang
toast: well if this is'nt the duck's nuts, time to get a new duck
by lero August 01, 2004

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Cool, awesome, great
Damn, dude, that new video game is ducksnuts!
by Kyle Bause April 07, 2008

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Similar to "bee's knees" - the best (most awesome, most choice, most advanced) of all.
I love your potato salad - it's the duck's nuts.

The BMW 1 Series M Coupe is the duck's nuts.
by nospaces February 12, 2012

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Noun, (singular) to be excellent or of a very high standard, synonym- the "bee's knees"
That bartender Cameron at Ramphearts is the "duck's nuts". He provides excellent service and is an extremely witty storyteller.
via giphy
by kerb-stirer March 02, 2017

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The opposite of blue ball (see blue ball)
Man, Timmy's the duck's nuts when it comes to screwin' bitches.
by IDunno March 09, 2004

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To indicate an action that is of low character
"Mate, that's lower that a low flying duck's nuts"
by timmeeee October 18, 2007

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