A narrow opening for passing something through, especially a piece of metal or wood. A slot is the part of a typewriter or computer keyboard that allows a pin to engage with the carriage, which moves it across the print ribbon and causes letters to be printed. A slot is also a name for a particular position in a series or sequence, such as the time of day when a television or radio programme is broadcast.

Penny slots are casino games that accept coins but do not pay out a progressive jackpot. They typically have higher return-to-player (RTP) percentages, lower volatility levels, and smaller maximum win values than their larger counterparts. They may also offer a number of bonus features and other specialties, such as touch-screen technology.

(aeronautics) A time slot is an authorization for a planned aircraft to take off or land at a given airport during a specific period, as determined by air traffic control clearance. Air traffic controllers allocate slots to avoid repeated delays from flights trying to take off or land at extremely busy airports.

A slot is a dynamic placeholder that either waits for content or calls out to it. A slot’s content is dictated by a scenario, which either uses an Add Items to Slot action or a targeter to fill the slot with content. Slots and scenarios work together to deliver content to the page, while renderers specify how that content should be presented to users.