Where does “大人買い” come from?

大人買い (Japanese) comes from Japanese 大人, from Middle Chinese 大人.

大人買い (Japanese): Of an adult, buying things in great amounts; To...

Definitions

  1. Of an adult, buying things in great amounts; To...

Ancestry of “大人買い”, step by step

大人買い traces back through two separate lines of ancestry.

via Japanese 大人

StepLanguageWordMeaning
1Japanese大人an adult, a grown-up; a leader; a lord, a...
2Middle Chinese大人—

via Japanese 買い

StepLanguageWordMeaning
1Japanese買いbuying, shopping
Every word from Middle Chinese 大人 →Every word from Japanese 大人 →