[S99] PDD means two things

The two meanings now homestead together under one entry, warming themselves
under each other's feathers.

Author: Carl Masak

S99-glossary.pod

@@ -580,6 +580,10 @@ Short for "problem".  As in "that's not the pb".
 Parrot Design Document. Numbered documents detailing various parts of the
 design of Parrot.
 
+Could also be used to refer to "Presentation-Driven Development", the
+practice of implementing a feature after having submitted a presentation
+about said feature.
+
 =head2 Perlito
 
 =head2 phaser