What is Doom Cannon?
1.
1. A particularly powerful cannon capable of bestowing doom and, where applicable, chaos, to what or whoever it is aimed at.
2. A sexual move in which a male climaxes with such ferocity as to destroy his partner's body.
1. "Corporal, fire the doom cannon."
2. "I apologize for killing her, officer, though is pulling a doom cannon really that big a deal?"
