(1) (Penguin) A periodic set of changes to the Google search algorithm. See
Google algorithm.
(2) The mascot for the Linux operating system, which was inspired by Linux Torvalds, creator of Linux. The mascot's name is "Tux," which stands for Torvalds UniX or tuxedo. Many people think penguins look like they are wearing a tux. See
Penguinhead and
Linux.
The Linux Mascot
Linux users see penguin symbols often in their travels around the Linux world. This penguin appears on the desktop of Linux users running the KDE user interface.