A slot is a narrow opening, such as a hole or slit, that something fits into. It can also refer to a position in a group, series, or sequence: The car seat belt slots easily into place. The new program got a slot on the broadcasting schedule. To slot someone or something into a plan or schedule means to assign them a time or place: I can slot you in for 2 p.m.
A casino game in which a player inserts coins or, in ticket-in, ticket-out machines, paper tickets with barcodes, and pulls a handle to activate rotating reels that display symbols and award credits based on combinations of the symbols and the machine’s paytable. Modern slot machines use microprocessors to determine the probability of winning and to weigh the frequency of symbols on each reel. This enables the manufacturer to offer multiple jackpots and to change the odds of winning a particular combination with each spin, even though the symbols are actually presented at different times on the physical reel.
Slot games are usually themed and have various bonus features, which may include wilds, scatters, and free spins. Some have a progressive jackpot, which can grow to a large amount of money, and others have fixed prize amounts that can be won irrespective of the size of the wager. Players can also adjust the size of their bets and select how many lines to play on each spin.