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Fat Man

American  

noun

  1. the code name for the plutonium-core, implosion-type atom bomb the U.S. first tested and then dropped on Nagasaki in 1945.


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Elsewhere is a display meant to honor the Japanese people killed and injured by Fat Man and Little Boy, a smaller bomb dropped on Hiroshima three days earlier.

From New York Times Apr. 26, 2024

Katie Hafner: So pretty much all of Los Alamos then retrenched around a different design, an implosion weapon that would become the Trinity device and then the Fat Man bomb that was dropped on Nagasaki.

From Scientific American Aug. 3, 2023

It then made plutonium that fueled the Fat Man atomic bomb dropped on Nagasaki, Japan, in August 1945, that led to the end of Word War II.

From Seattle Times May 23, 2022

The encores were Little Boy, dropped on Hiroshima on August 6, and Fat Man, dropped over Nagasaki on August 9.

From Salon Sep. 30, 2018

Fat Man was loaded into a B-29, and Sweeney and his crew took off and flew toward Japan early on the morning of August 9.

From "Bomb" by Steve Sheinkin

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