A slot (narrow aperture or groove) in a body part or machine, especially one that serves as a passage for a shaft.

A casino machine with reels that spin and pay out credits when the same symbols line up on a winning line. The number of credits won depends on the type of machine and the payout table. Some slots also have wild symbols that can substitute for any other symbol to complete a win line.

Some casinos intentionally increase their house advantage on slot games to boost revenue, but they must do so carefully to avoid killing the golden goose. A noticeable increase in the house edge can cause players to switch machines and thereby decrease the total amount of money they spend at the casino. Casino managers therefore use tactics such as adjusting jackpot amounts or adding new bonus features to the existing games in order to maintain player satisfaction while increasing profits.

In hockey, the high slot is an important position for a defenseman, as it offers them a chance to rip a blistering slap shot into the net. The fact that the shot is usually taken at speeds of over 100 miles per hour, means that goalies must be on top of their game to stop these shots.

A deployment slot setting that is marked as sticky ahead of time ensures that it stays with a production app when you swap slots. This is useful for settings that are used by multiple apps, such as event sources or bindings.