NSFCPAN: Not Safe For CPAN
ShadowPAN: The shadow cast by CPAN
DPAN: DarkPAN without the connotation, and lexicographically sequential to CPAN
DeadPAN: How to write jokes about DarkPAN
BEDPAN: Before External Distribution for CPAN
HardPAN: Hackers And Recalcitrant Developers PAN
CAKEPAN: Comprehensive Authoritative Katalog Extension PAN
MarziPAN: MARtian Zone Interplanetary PAN
PizzaPAN: What's left over after a Perl Monger's meeting at my house.
OranguPAN: The crumbs left over after eating Cheetos while browsing CPAN.
PANPAN: 1000 Chimpanzees trying to duplicate CPAN on IBM PC Jrs. with the chicklet keyboards.
PeterPAN: Pre-Entry Testing and Error Review PAN
NappyPAN: Dirty Diaper area before release into CPAN
PANToMime: Not quite serious enough for CPAN release
OILPAN: Objects Ingesting Lubrication before release to CPAN
Now stop asking silly questions, and get back to work!