A professional gambler, also known as a PUNTER (6 letters) or SHARPER (7 letters), is someone who makes a living from gambling. They are usually experienced and knowledgeable in the field, and often use strategies to increase their chances of winning. Professional gamblers are usually well-versed in the rules and regulations of the game they are playing, and often have an understanding of the odds and probabilities associated with it. They may also use various techniques to gain an edge over their opponents.