Fusion Launcher 

Shoulder-fired, single-shot weapon that fires rounds capable of blasting holes big enough to walk through and/or killing anything within about 30 feet. Found in the game Red Faction.

I was tired of that building so I shot it with a Fusion Launcher

Fusion Launcher by MX October 22, 2003

Fusion Launcher 

Slang term for male genitalia.

He whipped out his fusion launcher.

Fusion Launcher by BH October 25, 2003