Chair Spinner
Refers to your colleagues that jump out of their chair so fast at 5pm that their chair can still been spinning for a while after they are gone, and you are still working.
Hey Jim, Is Suzy still here, I have a question for her? No man, she is a chair spinner.
Chair spinner
A worker who watches the clock eagerly awaiting quitting time.
A person comes into work and doesn't really work, but pretends to work while waiting until the end of the business day. Spins chair to make time progess a little faster, so therefore called "Chair spinner".