vi to play the mountebank.
2. mountebank ·noun any boastful or false pretender; a charlatan; a quack.
3. mountebank ·vt to cheat by boasting and false pretenses; to gull.
4. mountebank ·noun 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 infalliable remedies; a quack doctor.