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1 definition by AuntJemima46

 
1.
One who says or does too many things that are or relate to derps. the word emphasizes how much the person derps that it theoretically amounts to the size of a dinosaur, therefore it is adequate to address the person as a "derpasaurus".
"Dude, how did you get that question wrong again? you derpasaurus".
by AuntJemima46 November 21, 2010