1 definition by XSIRH & GIZXVB

1.The face you make when you're on the bus staring into nothingness with your mouth open.

2.The sound you make when someone completely stupifies you and you don't know what else to say.

3.The sound a mentally challenged person (retard) makes.
Bus example:
"Look at that kid, he's making a durrr face!"
by XSIRH & GIZXVB November 3, 2005
Get the durrr mug.