pronounced: Duhr, or durr. a "derr" is a person with special needs, or a person who is acting idiotic.
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 30, 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 August 03, 2007