PC-ism
= P =
PDL
PD /P-D/ adj.
[common] Abbreviation for `public
domain', applied to software distributed over Usenet and from
Internet archive sites. Much of this software is not in fact
public domain in the legal sense but travels under various
copyrights granting reproduction and use rights to anyone who can
snarf a copy. See copyleft.
--The Jargon File version 4.3.1, ed. ESR, autonoded by rescdsk.