noun
slave trade; slave dealer
Historical term referring to the buying and selling of people, or a person who dealt in slaves. Now used mainly in historical or literary contexts.
江戸時代には人買いが横行していた地域もあった。
In the Edo period, there were areas where slave trafficking was rampant.
その物語では、主人公が人買いにさらわれる。
In that story, the protagonist is kidnapped by a slave dealer.