When your napping at work with a book on your face like it's a snowday.

To constantly update your status or post on Facebook during a snowstorm. Normally, because your stuck inside and bored out of your mind.

Also can be used to describe Facebook users who constantly discuss, complain, or post pictures about a snow storm.

Staying up all night studying for finals by doing lots of cocaine.

A snowbook is a notebook running a live operating system, e.g. Tails, that doesn't usually leave traces of data once it is rebooted or powered off. It is used by journalists, whistleblowers, geeks, system administrators and privacy-aware people in general. It is derived from the words Snowden and Notebook.