Mouse Pusher: The art of moving the cursor, clicking and scrolling your mouse to make it look like your actually doing work; when in reality, you are just pushing your mouse.
"Why are we losing so much money on this project?"
"Gary is a Mouse Pusher. He sat in front of is computer all day and got nothing done."
The modern day Pen Pusher. Pen Pusher being someone who works in an office type job and has to write all day and finds himself pushing his pen around the paper. In todays society we work with computers and so become Mouse Pushers.
Works in an office, bloody Mouse Pusher!