Originating (presumably) on the World of Warcraft forums, this is an essentially derogatory concept some people employ that means that all that a certain class must do in order to achieve success in the game is to bind every key on their keyboard to one ability that is perceived to be overpowered, and then continue to roll their face across the keyboard. The notion is that this one ability is so amazingly overpowered in relation to those of other classes, all one has to do is absently spam it as much as possible (and they might as well do it with their face, because there isn't any other use for the big stupid thing on top of their shoulders).
Very nice girl and very pretty. She has a great heart but can be aggressive. She is very outgoing and always speaks her mind. She is very moody. You want to get on her good side or bad things will happen to you. Very rebelious but still loves her parents.
Pajama casual is a term used when working from home and preparing for a video conference. All business above the waist and your pajama pants down below.