1. An alert and energetic person
   - eager beaver, busy bee, live wire, sharpie 
2. A professional card player who makes a living by cheating at card games
   - cardsharp, card sharp, cardsharper, card sharper, sharper, sharpie, card shark

Type of: actor, card player, chiseler [US], chiseller [Brit, Cdn], defrauder, doer, gouger [N. Amer], grifter [N. Amer], scammer, swindler, worker

Encyclopedia: Sharpy

• necropolis
• necropsy
• necrose
• necrosis
• necrotic
• necrotizing enteritis
• necrotizing enterocolitis
• nectar
• nectar-rich
• nectariferous
• nectarine
• nectarine tree
• nectarous
• nectary
• Necturus
• Necturus maculosus
• neddy
• Nederland
• need
• needed
• needer
• needful
• needfully
• neediness
• needle