pronounced: Duhr, or durr. a "derr" is a person with special needs, or a person who is acting idiotic.
"you're a derr", "look at that derr", "Derr"!!
by Justin Martin November 06, 2006

by vannyzane October 07, 2011

by Alex February 25, 2005

another word for duh. when someone says something idiotic, and you want to say "duh" in a much more sophisticated way, you should say "derr"
by Anonymous January 29, 2003

derr I'm kate perry, i think that i have a massive bust
derr I'm legal system, I give criminals rights
derr I'm legal system, I give criminals rights
by tehleetx0r August 17, 2009

by Haley the Great December 16, 2008
