What is the meaning of Slot?

A broad, flat, wooden bar, a slat, especially as used to secure a door, window, etc.

A metal bolt or wooden bar, especially as a crosspiece.

An implement for barring, bolting, locking or securing a door, box, gate, lid, window or the like.

To bar, bolt or lock a door or window.

To shut with violence; to slam.

A narrow depression, perforation, or aperture; especially, one for the reception of a piece fitting or sliding in it.

A period of time within a schedule or sequence.

Clipping of slot machine, a game of chance played for money using a coin slot.

The track of an animal, especially a deer; spoor.

A crack or fissure in a glacier or snowfield; a chasm; a crevasse.

The vagina.

The allocated time for an aircraft's departure or arrival at an airport's runway.

A space in memory or on disk etc. in which a particular type of object can be stored.

In a flying display, the fourth position; after the leader and two wingmen.

The barrel or tube of a wave.

A rectangular area directly in front of the net and extending toward the blue line.

The area between the last offensive lineman on either side of the center and the wide receiver on that side.

A channel opening in the stator or rotor of a rotating machine for ventilation and insertion of windings.

The inside of the "rim" or semicircular copy desk, occupied by the supervisor of the copy editors.

To put something (such as a coin) into a slot (narrow aperture)

To assign something or someone into a slot (gap in a schedule or sequence)

To create a slot (narrow aperture or groove), as for example by cutting or machining.

To put something where it belongs.

To kill.

To fall, or cause to fall, into a crevasse.

To kick the ball between the posts for a goal; to score a goal by doing this.

castle, palace, manor house

lock (something used for fastening)

castle

end, conclusion, final

slot in the sense of an allocated space, spot

slot machine

Source: wiktionary.org