To hide the meaning. Used with computer source code to hinder the understanding of what the code does. Open source is never obfuscated.
p.m.o
http://planet.mozilla.org, an aggregator of Mozilla-related blogs.
PageRank
A value assigned to a search return that indicates how well the page matched the search criteria.
patch
A fix to a bug.
pkZip
The original, or first, archive (Zip) program.
plug-in
A small add-on program to help a browser display special content.
pop-up
An item that appears on the screen. For menus, pop-ups appear when a right-click is made. For web pages, a pop-up generally is an ad that appears in a new window on top of the browser window.
port
The process of moving products such as Firefox to different platforms. Typical platforms are Windows, Mac OS/X, and Linux; however, ports are made to other systems and variants of the previously mentioned systems.
prefs.js
The file where Firefox stores preferences. This file should not be manually edited or modified; use user.js instead for changes.
ProfileManager
The Firefox option to display the profile manager.
Profile Wizard
The Firefox profile generator wizard.
%ProgramFiles%
The Windows environment variable pointing to where programs are installed. Usually, it's C:\program files\.