I'd double tap that.

Derives from the saying 'I'd tap that'. But in this instant the said individual is so unappealing/unattractive. That you would rather shoot them once, then once again just to be sure. As you would with a Zombie

Guy 1 - Dude look at that Hooker.

Guy 2 - Damn she is fugly.

Guy 1 - Yeah I'd double tap that.

by psycofreek69 July 10, 2012