It's SHARP, as in smart or good at something. It just means they're playing at a professional level and are not amateurs.
meaning he has a shark card in his/her hand
Card sharp came first and evolved, or mutated, into card shark. Today they are both acceptable.
When somebody plays cards and we call them a shark
It's called "jumping gemini." Read Ortiz's Card Shark at the Table.
The cast of Card Shark - 2010 includes: Mike Hathaway as Dave Cassie Shea Watson as Bubbles Hank Sinatra as Papa Leone
Gomer Pyle USMC - 1964 Gomer and the Card Shark 3-21 is rated/received certificates of: Australia:G
Gomer Pyle USMC - 1964 Gomer and the Card Shark 3-21 was released on: USA: 8 February 1967
The tricky card shark bilked the other players out of their money.
The Gale Storm Show Oh Susanna - 1956 The Card Shark 4-2 was released on: USA: 8 October 1959
you plug the game into the gameshark and plug the game shark into the game boy/ ds/ sd/psp etc. turn on the console and type in the code.
A card shark - or SHARP as it is more properly termed - is someone who is "sharp" or smart at cards. They are a professional and are able to win most of the time.
i am not sure you can but you can get one by cheating like using a game shark card or action replay