One who mounts a bench or stage in the market or other public place, boasts of his skill in curing diseases, and vends medicines which he pretends are infallible remedies; a quack doctor.
- A hawker of quack medicines who attracts customers with stories, jokes, or tricks.
- A flamboyant charlatan.
- To act as a mountebank.
- Archaic To ensnare or prevail over with trickery.