The slot is a narrow opening, depression, notch, slit or groove. It can be used to receive things or to position them. It is often used in the aviation industry, where aircraft have a slot open on their wings to improve airflow.

The word slot is derived from the Latin verb sleutana, which means to shut or slat. It is cognate to the German word Schloss, which means to close or slit.

Managing Air Traffic at Busy Airports: What Is a Slot?

Slots are a way to manage air traffic at a busy airport, as they prevent repeated delays caused by multiple flights that take off or land at the same time. They also help reduce the impact of airplanes on the environment and neighborhoods.

Authorization for a Slot at an Airport: What Is It?

A slot is a specific authorization for an airplane to use the runway at a particular airport. This authorization is issued to the airplane by an airport authority, and it helps ensure that air traffic flow stays controlled at busy airports.

In informal conversation, a slot is often used to describe a person who is addicted to gadgets. This can be a guy or a girl, and it is common in urban teenagers.

The term slot is also used to identify a web component that displays the contents of a slot if nothing is passed to it. This is a fallback mechanism, so it’s important to understand the slot type, which is displayed next to each value that can be inserted into the slot.