occurs when one is completely and undefiantly blacked out under the circumstances of a virtually unlimited supply of alcohol in an applicable terminable room containing the circumstances around the terminology.
Person 1: "Dude why is kevin shouting "butt condom" repeatedly?: Person 2: "Wow, he must REALLY be like blackhammered!?! AM I RITE!?!"
by Sirkevinsirwin March 13, 2011
blackhammer is the shit
by the-evil February 18, 2008
A sex position where you kill 2 African Americans and then have sex on their dead bodies. Named for the sex act performed after a double homicide committed in Joliet IL January 10th 2013. Joliet Blackhammer is a play on the name of Joliet's former minor league baseball team the Joliet Jackhammers.
by Red Bushrod March 5, 2013