A narrow opening for receiving or admitting something, such as a coin or a letter. Also called notch, gap, or aperture. Often used in the phrase a slot machine. See also hole, slit, and opening. A space in a door or other piece of furniture, into which a lock fits to secure the piece. To fit into or into a narrow opening in something else: He dropped the coin into the slot and dialed. To put or place something into a narrow opening in something else: The book slotted easily into the shelf.
A container for dynamic items on a Web page. A slot is either passive or active, meaning it waits for content (a passive slot) or calls out to a renderer for content to fill it with (an active slot). Slots and scenarios work together; slots contain the dynamic items and scenarios specify how those slots are presented on the page.
How to play slot
A slot is a machine that accepts coins or paper tickets with barcodes and dispenses credits or prizes according to the number of matching symbols it detects on a pay line. Every slot has a pay table that displays how much can be won for landing certain combinations of symbols, and may also include a bonus game or free spins feature.
It can be easy to lose track of how much you’re spending while playing slot machines, and you should be sure to set a limit for your gambling. You should also seek help if you think you have a problem.