The Fornicate Gyrus is connected to the amydala, the mid region of the parietal region of the skull. The Fornicate Gyrus releases a chemical that allows sexual stimulation usually in the mid 20's in females and 30's in males. It is possibly part of the Limbic system.
Example Usage of Fornicate
JeSuisAndy: @JosephTheGreat Fornicate yourself, I will not perform the task that you ask of me.
bengilman: How can I possibly resist a spam message with the subject title "Fornicate like a macho"?
MSven: No matter what the species, males are just designed to Fornicate. My male dog & cat both masturbate, said cat is engaging in it as I tweet.