Sawbuck - Ten dollars.
Scared Money - Money that you cannot afford to lose.
Session - A period of play or a table sitting at any gambling game.
Shark - A good/crafty player often posing as a fish early in the game. See also "Fish".
Sharker - (Also known as Sharper, or Cardsharp) A cheater.
Shill - A person who actively plays in the game for the house, club, or casino. Usually seen at a Baccarat table to fill empty seats, until more real players join in.
Shiner - A tiny mirror or any reflecting device used by a cheater to see unexposed cards. A reflecting device used to try and glimpse the dealer's hole card.
Shoe - Device, usually a wooden box, used for holding and dispensing playing cards to be dealt. Shoe games are typically composed of six or eight decks of cards.
Short Run - A short series of wagers or game events.
Showdown - In poker, after the last betting round, the players who remain in the pot must show their hands in the showdown to determine the winner.
Shuffle Tracking - A high level blackjack playing strategy used by card counters.
Shuffle Up - Premature shuffling of playing cards by the dealer.
Shutter - A window covering a number on a reusable bingo card. The shutter can be pulled down to mark each number as it is called.
Single - A Straight bet on one selection, also known as a straight-up bet.
Singleton - In poker, a card that is the only one of its rank.
Skin - (Also Known as Skoon) A dollar.
Skin Game - In poker, a game having two or more collusion cheaters.
Skinning the Hand - In poker, a cheater's technique to get rid of extra cards.
Snake Eyes - When you roll a two in craps, it is called 'Snake Eyes' - eyes because they look like eyes, snake because they are bad news (for the shooter).
Soft Count - The count of the contents in a drop box, bill validator or video game receipt collection.
Soft Hand - In blackjack, any hand that contains an ace counted as eleven is called a soft hand.
Spinner - A winning streak.
Spooking - Used in blackjack game. The act of standing behind the dealer to peak at the hole card and then secretly convey the information to a partner player sitting at the table. An illegal form of cheating.