when something is better then super its duper
Hey Banard that sandwich was duper good.
by Joe Grande February 28, 2004
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one who is not the brightest bulb in the tanning bed.
oftenly compaired to "a retard"
shut up!! you sound like a duper!!
by mcshmenna April 29, 2008
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As a state of being after use of very potent marijuana.

Being "super duper high", but being too high to say the entire phrase.
No Sarah, I can't come in to work today, I'm duper.
by Herro dere... February 3, 2011
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After an individual has deceived someone and he cannot control the joy on his face.
After the politician tricked people into voting for him he could not hide his dupers delight in his acceptance speech.
by John Merr October 13, 2014
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