A narrow notch, groove, or opening, as a keyway in machinery or a slit for coins in a machine. He dropped a coin in the slot and dialled.

In football, a Slot receiver is a type of wide receiver who lines up in the backfield a few steps off the line of scrimmage. This position is important because it allows the receiver to run routes and receive the ball against defenders who are often more focused on covering outside receivers.

Slots are also important because they allow quarterbacks to attack all three levels of the defense and stretch the field. However, to be successful at their jobs, Slot receivers must have a good understanding of how to block, as they will rarely receive the ball in isolation and will need to help block for the rest of the team.

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