A machine that pays out a fixed amount of coins when you pull the lever or push a button. The reels spin, and if the symbols line up in a payline, you win. Whether you play in a casino or in your living room, slot machines are still games of chance. But if you’re looking to optimize your chances of winning, there are a few things you should know.

What Is a Slot?

In the context of air traffic management, a slot is an authorization to take off or land at a specific time during a busy period. Slots are issued by EUROCONTROL as part of their flow and capacity management role. They help to reduce delays and fuel burn caused by excessive flying at the same time.

The word “slot” can also refer to a groove in wood, metal or other material into which something is fitted. For example, “The sash fit into the slot in the window frame.” The use of the word is widespread and the term can be found in many places on the internet. These examples have been selected automatically from various online sources. They may not all reflect the views of Merriam-Webster or its editors.