look up any word, like blumpkin:
 
1.
the act of being so repulsed the thought or ability of getting a boner is impossible.
When two ton Tammy, Tina the talking tummy and her friends started puking and the stench filled the room, boner genocide was had by all.
by Rev. Reid December 02, 2012
 
2.
A buzzkill or boner kill happening to many people. A huge letdown to all.
One night, every student in Mr. Johnson's class noticed that their grade had risen 20%. The next morning, Mr. Johnson announced to the class that this was just an error and that everyone's grades would go back down 20% by the end of the day. The result was absolute boner genocide.
by fuckin fucksticks August 22, 2014