Noun
superweapon (plural superweapons)
An extremely powerful weapon.
The Death Star seemed like a fine superweapon until a mere squadron of X-wings blew it up. Source: Internet
The world’s most evil businessman and president of the Octan Corporation (Will Ferrell) has stolen the world’s most dangerous superweapon (the Kragle), with which he plans to stick the whole world together with superglue. Source: Internet