seamencide 

A way of eradicating the males "little men"

"Doctor. i would lkie to apply the seamencide treatment"

seamencide by Dr.Sea men cide July 6, 2009

Semencide 

The act of killing semen on a mass scale; ejaculation

Guy 1- Hey how was ur night?
Guy 2- Dude! I committed mass semencide with this chick! It was amazing!

Semencide by DEEZ_NOOTZ June 12, 2018