kill hole Share definition Flag A hole, usually in a wall, which is used for the act of shoving a gun through and waiting patiently for a passerby to come to his and or her ultimate demise Man, I swear I never thought I'd get the chance to see someone walk past a kill hole kill hole by Maxlex181 June 14, 2016 0 0 Get merch Get the kill hole mug. Buy Now — $32.95 See more merch