A slit or narrow opening into which something can be fitted, such as in a machine for inserting coins. Also known as a hole, vent, slot, groove, or aperture.
In slot machines, players insert cash or, in the case of “ticket-in, ticket-out” machines, paper tickets with barcodes, into a designated slot on the machine. When activated, the machine displays a reel or screen with symbols and a pay table that explains how much a player can win by matching particular combinations of symbols on specific paylines. The pay tables of slot games often reflect their themes, and many feature illustrations of the symbols.
Sports A spot in a line or series of positions, especially one for a ball carrier or blocker. The position of a wide receiver on a running play is often referred to as a slot, and the wide receiver is usually placed in this spot to be able to run routes that allow the team to confuse opposing defenses.
In digital gaming, a slot is a container that holds dynamic items on a Web page. It can either wait for content (a passive slot) or be actively called by a scenario. Scenarios use the Add Items to Slot action or slot-targeters to fill slots with specific content, and renderers specify how that content should be presented to the end user. See also div, scope, and slot attribute.