When you are getting a blow job and you reach over her back and fingerbang her from over the top, coming in from behind. You must use the butt crack to cradle your wrist and/or forearm.
A very rare creature, likes to read, watch tv but is still active. A bookcat is always ready to come up with a funny retort and/or a stupid comment. Dry humor appeals to this creature and is a very good tool for calming it down. This creature can easily explode with rage but is usually mild and well tempered.