su·​per·​weap·​on ˌsü-pər-ˈwe-pən How to pronounce superweapon (audio)
plural superweapons
: an extremely powerful weapon
President Truman had, as vice president, been kept totally in the dark about the Manhattan Project, so it was a great surprise to him to learn of the atomic superweapon soon to be at his disposal. Kelli Peduzzi
This is a trebuchet, a fearsome, poorly understood superweapon of the Middle Ages … Evan Hadingham

Word History

First Known Use

1914, in the meaning defined above

Time Traveler
The first known use of superweapon was in 1914

Dictionary Entries Near superweapon

Cite this Entry

“Superweapon.” Dictionary, Merriam-Webster, Accessed 7 Dec. 2022.

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