A narrow notch, groove or opening, such as a keyway in a piece of machinery or a slit for a coin in a vending machine. Also, a position in a group, series or sequence. For example, a person may be assigned a specific slot in a program or schedule.

A type of slot that contains a combination of symbols, each of which has a different probability of appearing on a payline. These types of slots are known as high volatility slots, and they often have higher jackpot payouts than traditional slot games.

In a slot machine, players insert cash or, in “ticket-in, ticket-out” machines, paper tickets with barcodes, into a designated slot on the machine. The machine then activates reels that spin and stop at locations to rearrange the symbols. If the combination of symbols matches a winning paytable sequence, the player earns credits based on the amount paid in to the machine.

It is important for slot game players to always check the pay table before playing. This can help them understand the game mechanics and bonus features more fully, as well as what each symbol means. Many slots have a theme, such as a particular style or location, and the symbols and bonuses are usually aligned with that theme.

A slot is a dynamic container for content that can either passively wait to receive data (passive slot) or actively call out for it with a targeter (active slot). Slots and scenarios work together to deliver content to Web pages, including images, videos, text and more.