What is Power Tool?
Power Tool - One who exceeds the normal definition of
Currently used to describe the most diligent, hard-working, never-see-sunlight students at MIT.
You may substitute a brand-name power tool to get the desired effect, i.e. Sawzall, or just make the sound/hand motion of using a chainsaw.
This guy can't talk about anything but his classes, and I think he's studied for this one test for a week now, he's such a power tool.