A special feature of the particular game theme, which is activated when certain symbols appear in a winning combination is called Bonus. In the bonus, the player is presented with several items on a screen from which to choose. A number of credits is revealed and awarded to the player when items are chosen. A mechanical device, such as a spinning wheel is used by some bonuses. To display the amount won it works in conjunction with the bonus.
A light on top of the slot machine is Candle. It flashes when change is needed and hand pay is requested.
Slot machines in a circle or oval formation are usually called Carousel.
A container where the coins that are immediately available for payouts are held is coin hopper. It is used to rotate coins into the coin tray when a player collects credits. A coin diverter automatically redirects excess coins into a drop bucket, or drop box when a certain preset coin capacity is reached.
A visual display of the amount of money or credits on the machine is called Credit meter.
Drop bucket or Drop box is used for diverting exess coins from the hopper. A drop bucket can usually be found in low denomination slot machines. And a drop box is used for high denomination slot machines. A drop box contains a hinged lid with one or more locks whereas a drop bucket doesn't contain a lid. There exists a scheduled basis for collecting and counting the contents of drop buckets and drop boxes.
EGM is used as a short-hand for Electronic Gaming Machine.
To denote a payout made by a slot attendant or cage, rather than the slot machine the term Hand pay is used. When the amount of the payout exceeds the maximum amount that was preset by the slot machine's operator a hand pay occurs. The maximum amount is set at the level where the operator must begin to deduct taxes. A hand pay could also be necessary as a result of a short pay.
A document used to record the replenishments of the coin in the coin hopper after it becomes depleted as a result of making payouts to players is Hopper fill. The are shown with the slip.
Playing Low Level or Slant Top slot machines you can sit as they have a stool. Stand Up or Upright slot machines are played while standing.
The term Optimal play is used to denote a payback percentage based on a gambler using the optimal strategy in a skill-based slot machine game.
Payline is a straight or zigzagged line that crosses through one symbol on each reel, along which a winning combination is evaluated. Classic spinning reel machines usually have up to nine pay lines, while video slot machines may have as many as one hundred.
While the meters count up to the amount that has been won the process of dramatizing a win by playing sounds happens which is called Rollup.
If a partial payout made by a slot machine is less than the amount due to the player it is called Short pay. If the coin hopper has been depleted as a result of making earlier payouts to players the short pay happens. In this case the remaining amount will be paid as a hand pay or an attendant will come and re-fill the machine.
Theoretical Hold Worksheet is a document provided by the manufacturer for all slot machines. It indicates the theoretical percentage that the slot machine should hold based on adequate levels of coin-in. The worksheet also indicates the reel strip settings, number of coins that may be played, the payout schedule, the number of reels and other information.
Weight count is an American term, referring to the dollar amount of coins or tokens removed from a slot machine's drop bucket or drop box and counted by the casino's hard count team through the use of a weigh scale.