Was making a translation (not bl related) and came upon this definition for "trade". I did not know that. But i do know a lot of examples. And i bet you guys do too. I've found the name for them, in the middle of my job... Did everyone else knew about
![His examination [original]](https://allpornimages.com/nude/his-examination-original-yKrf7GVo3V/his-examination-original-thumb.webp)
