A slot is a narrow notch or groove, as in a keyway in machinery or a slit for coins in a vending machine. It is also a position in a group, series, or sequence. A slot can also refer to a specific symbol or combination of symbols on a casino slot game’s reels that determines whether and how much the player wins.

A casino’s slot bonus is an incentive offered to players for playing their favorite slots games. Typically, the slot bonus is designed to increase the player’s chances of winning a jackpot or other significant payout. To receive a slot bonus, a player must meet certain requirements or conditions such as depositing a minimum amount of money into the machine or participating in a promotional event.

During a spin, the digital reels in a slot machine display symbols that align with the machine’s theme. When a winning combination is made, the machine pays out credits based on the pay table, which can be found on or underneath the reels on older machines and in the help menu on video slots. Pay tables often list the number of credits that can be won for each symbol and highlight special symbols like wilds, together with explainers on how they work.

The slot recommender API analyzes a project’s historical usage data and buckets it into percentiles, or “slots.” Each slot is an estimate of the total number of times that particular resource was used during 99% of the measurement period. The API compares this slot value against on-demand charges to make recommendations that can reduce costs without sacrificing performance.