Where does “Fat Man” come from?

Fat Man (English) comes from English man, from Middle English man, from Old English mān, from Sanskrit महादेव, from Sanskrit महा, from Proto-Indo-Aryan maźʰā́, from Proto-Indo-Iranian maȷ́ʰā́, from Proto-Indo-European méǵh₂s — big, great.

Fat Man (English): The nuclear bomb dropped over Nagasaki, Japan on August 9, 1945

Definitions

  1. The nuclear bomb dropped over Nagasaki, Japan on August 9, 1945

Ancestry of “Fat Man”, step by step

Fat Man traces back through two separate lines of ancestry.

via English man

StepLanguageWordMeaning
1EnglishmanAn adult male human; All human males...
2Middle EnglishmanTypically singular, indefinite pronoun: one, you;...
3Old Englishmānbad, criminal, false; shameful act; crime;...
4Sanskritमहादेवthe "great God"
5Sanskritमहाcombining form of महत्; buffalo; great, large,...
6Proto-Indo-Aryanmaźʰā́
7Proto-Indo-Iranianmaȷ́ʰā́big, great
8Proto-Indo-Europeanméǵh₂sbig, great

via English fat

StepLanguageWordMeaning
1EnglishfatCarrying more fat than usual on one's body;...
2Frenchfatconceited
3Old Occitanfat
4Latinfatuusfoolish, silly, simple; stupid; insipid,...
5Latinfātusspoken, said, told, foretold, related, predicted; having or had spoken, etc
6Latinfor"defective"; I speak, talk, say
7Proto-Italicfāōrspeak
8Proto-Indo-Europeanbʰéh₂tito speak, to be talking
Every word from Proto-Indo-European méǵh₂s