a professional card player who makes a living by cheating at card games
"The casino security team finally caught the sharper working the high-stakes tables and removed him from the floor immediately."
a swindler; a cheat; a professional gambler who makes his living by cheating.
"The old poker player eventually realized he was sitting across from a sharper who had been rigging the deck for years."
comparative form of sharp: more sharp
"The new pencil lead was sharper than the old one, so it drew a much cleaner line."
A surname.
"The local library hosted a lecture by Dr. Sharper on the history of early 20th-century economics."