Wiktionary
n. (context informal English) A swindler; someone who is adept at conning others; a con artist.
Usage examples of "sharpster".
On the sideboard, a framed photograph of the McGlynns on their wedding day showed a Brylcreemed sharpster standing next to a hatchet-faced woman who looked old enough to be his mother.
Because unless he missed his guess, Foucault was a sharpster, if not an out-and-out criminal.
Though she was abnormally shrewd, a plausible sharpster had probed for a weak point and gouged her without mercy.
The son got the money, was cheated out of it by a sharpster, and died in poverty.
Then sharpsters would start feeding bad information, to con something out of Willy.
There were thieves, cutpurses, sharpsters, game-cheats, procurers, unlicensed street-walkers, and those who preyed upon their fellow humans in every way that had ever been thought of.
There were thieves, cutpurses, sharpsters, game-cheats, procurers, unlicensed street-walkers, and those who preyed upon their fellow humans in every way that had ever been thought of.
Certain Caledonian Assembly bureaucrats with private agendas, professional sharpsters, sleazy corner-cutters, and thimblerigging entrepreneurs came to view her as a holy terror.