I thought "shill" (to sell) was derived from the british coin, the shilling. However, my online research indicates it's from a last name, but with no further indication of how it took on the present day meaning. The coin, to me, seems obvious and simpler explanation.
Top answer
com/reference/dictionary/entry/shill with the meaning of 'sell'.
— Fivejedjon
com/reference/dictionary/entry/shill with the meaning of 'sell'.
Free · every Monday
Get the Weekly English Kit 📬
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.