PDD stands for Pervasive Developmental Disorder. Something that some mentally retarded kids sometimes have.
Timmy has a PDD.
by Alexi August 08, 2003
by Alexi August 04, 2003
by Alexi August 01, 2003
by Alexi November 06, 2003
by Alexi October 19, 2003
Get the jetsam mug.
by Alexi August 08, 2003