1. (Adjective) Penguin like or relating to penguins. As vulpine for foxes, bovine for cattle, etc.
2. (Adjective) Linux like or relating to Linux.
From Spheniscidae- the penguin family.
Geek1: Did you see that article in The Register about Ubuntu beating OSX and Vista in that hacking challenge?
Geek2: You're not turning into one of those spheniscidine freetards are you?