n A broad, flat, wooden bar, a slat, especially as used to secure a door, window, etc.
n A metal bolt or wooden bar, especially as a crosspiece.
n (Scotland, Northern England) An implement for barring, bolting, locking or securing a door, box, gate, lid, window or the like.
v (obsolete, Scotland, Northern England) To bar, bolt or lock a door or window.
v (obsolete, transitive, UK, dialectal) To shut with violence; to slam.
n A narrow depression, perforation, or aperture; especially, one for the reception of a piece fitting or sliding in it.
n A period of time within a schedule or sequence.
n The track of an animal, especially a deer; spoor.
n (Antarctica) A crack or fissure in a glacier or snowfield; a chasm; a crevasse.
n (slang) The vagina.
n (aviation) The allocated time for an aircraft's departure or arrival at an airport's runway.
n (computing) A space in memory or on disk etc. in which a particular type of object can be stored.
n (aviation) In a flying display, the fourth position; after the leader and two wingmen.
n (slang, surfing) The barrel or tube of a wave.
n (field hockey or ice hockey) A rectangular area directly in front of the net and extending toward the blue line.
n (American football) The area between the last offensive lineman on either side of the center and the wide receiver on that side.
n (electrical) A channel opening in the stator or rotor of a rotating machine for ventilation and insertion of windings.
n (journalism) The inside of the "rim" or semicircular copy desk, occupied by the supervisor of the copy editors.
v To put something (such as a coin) into a slot (narrow aperture)
v To assign something or someone into a slot (gap in a schedule or sequence)
v To create a slot (narrow aperture or groove), as for example by cutting or machining.
v To put something where it belongs.
v (slang, Britain, Rhodesia, sometimes elsewhere in the Commonwealth) To kill.
v (Antarctica) To fall, or cause to fall, into a crevasse.
v (Australian rules football, rugby, informal) To kick the ball between the posts for a goal; to score a goal by doing this.
n (gambling, informal, especially in the plural) Clipping of slot machine, a game of chance played for money using a coin slot. [Any machine operated by placing a coin or token into a slot, especially]