A slot is an opening into which a piece can be inserted. In computer hardware, a slot is a place where an add-on card can be installed, such as one that expands the capabilities of a laptop. A slot can also refer to a position in an activity, such as the high slot on an ice hockey rink where a defenseman can take a blistering slap shot.

A place or time allocated for a specific task or activity: I checked in on time and was assigned a slot for my flight.

In ornithology, a narrow notch in the primaries of certain birds that allows for a smooth flow of air during flight: The peregrine falcon has very long and narrow wings.

To cut or make a slot. Also, to insert or put into a slot: The player inserted his coin in the slot.

A method of organizing work tasks in a sequence or series, based on priority and availability: Using a slot-based schedule will ensure that important projects receive the attention they need, and will help to avoid missing deadlines. A slots-based approach to scheduling also encourages clear communication about team members’ availability, allowing managers and employees to meet regularly to discuss priorities, workflow and projects. This can be particularly useful when working with remote teams.