The Lazy Professor
The sexual act where an educated gentleman engages in intercourse with a woman doggy style, while resting a textbook on her back to prepare for the big exam.
"Hey man, how'd the studying go for the poetry test?"
"Book on her back, cock in her crack, did The Lazy Professor but came on her rack."
"Book on her back, cock in her crack, did The Lazy Professor but came on her rack."